Source Code

These source-code files were from the printout at the MIT Museum, with many thanks to Deborah Douglas, the Museum's Curator of Science and Technology, for releasing it to us. The printout was digitally photographed by Paul Fjeld. A team of volunteers transcribed the source code manually from these images or, where appropriate, modified already-transcribed but similar source Luminary 131 (Apollo 13) source code to agree with the images from the printout. Note that the page images presented online are of reduced quality, and that higher-quality images are available. Report any conversion errors or legibility problems in page images to info@sandroid.org. Notations on the program listing read, in part:

	GAP:  ASSEMBLE REVISION 001 OF AGC PROGRAM LMY99 BY NASA 2021112-061
	20'35 OCT. 28,1968
Note that the date is the date of the printout, not the date of the program revision.

051383,000002:                                                                                                  ## Copyright:   Public domain.
051384,000003:                                                                                                  ## Filename:    INTEGRATION_INITIALIZATION.agc
051385,000004:                                                                                                  ## Purpose:     Part of the source code for Luminary 1A build 099.
051386,000005:                                                                                                  ##              It is part of the source code for the Lunar Module's (LM)
051387,000006:                                                                                                  ##              Apollo Guidance Computer (AGC), for Apollo 11.
051388,000007:                                                                                                  ## Assembler:   yaYUL
051389,000008:                                                                                                  ## Contact:     Ron Burkey <info@sandroid.org>.
051390,000009:                                                                                                  ## Website:     www.ibiblio.org/apollo.
051391,000010:                                                                                                  ## Pages:       1205-1226
051392,000011:                                                                                                  ## Mod history: 2009-05-26 RSB  Adapted from the corresponding 
051393,000012:                                                                                                  ##                              Luminary131 file, using page 
051394,000013:                                                                                                  ##                              images from Luminary 1A.
051395,000014:                                                                                                  ##              2011-01-06 JL   Fixed pseudo-label indentation.
051396,000015:                                                                                                  ##              2016-12-17 RSB  Proofed text comments with octopus/ProoferComments
051397,000016:                                                                                                  ##                              and corrected the errors found.
051398,000017:                                                                                                  ##              2017-01-22 MAS  Fixed some lingering comment errors.
051399,000018:                                                                                                  ##              2017-03-13 RSB  Comment-text fixes noted in proofing Luminary 116.
051400,000019:                                                                                                  ##              2017-03-15 RSB  Comment-text fixes identified in 5-way
051401,000020:                                                                                                  ##                              side-by-side diff of Luminary 69/99/116/131/210.
051402,000021: 
051403,000022:                                                                                                  ## This source code has been transcribed or otherwise adapted from
051404,000023:                                                                                                  ## digitized images of a hardcopy from the MIT Museum.  The digitization
051405,000024:                                                                                                  ## was performed by Paul Fjeld, and arranged for by Deborah Douglas of
051406,000025:                                                                                                  ## the Museum.  Many thanks to both.  The images (with suitable reduction
051407,000026:                                                                                                  ## in storage size and consequent reduction in image quality as well) are
051408,000027:                                                                                                  ## available online at www.ibiblio.org/apollo.  If for some reason you
051409,000028:                                                                                                  ## find that the images are illegible, contact me at info@sandroid.org
051410,000029:                                                                                                  ## about getting access to the (much) higher-quality images which Paul
051411,000030:                                                                                                  ## actually created.
051412,000031:                                                                                                  ##
051413,000032:                                                                                                  ## Notations on the hardcopy document read, in part:
051414,000033:                                                                                                  ##
051415,000034:                                                                                                  ##      Assemble revision 001 of AGC program LMY99 by NASA 2021112-61
051416,000035:                                                                                                  ##      16:27 JULY 14, 1969 
051417,000036: 

Page 1205

051419,000038:                                                                                                  #  1.0 INTRODUCTION
051420,000039:                                                                                                  #  ----------------
051421,000040: 
051422,000041:                                                                                                  #  FROM A USERS POINT OF VIEW, ORBITAL INTEGRATION IS ESSENTIALLY THE SAME AS THE 278 INTEGRATION
051423,000042:                                                                                                  #  PROGRAM.  THE SAME ENTRANCES TO THE PROGRAM WILL BE MAINTAINED, THE SAME STALLING ROUTINE WILL BE USED AND
051424,000043:                                                                                                  #  OUTPUT WILL STILL BE VIA THE PUSHLIST.  THE PRIMARY DIFFERENCES TO A USER INVOLVE THE ADDED CAPABILITY OF
051425,000044:                                                                                                  #  TERMINATING INTEGRATION AT A SPECIFIC FINAL RADIUS AND THE DIFFERENCE IN STATE VECTOR SCALING INSIDE AND OUT-
051426,000045:                                                                                                  #  SIDE THE LUNAR SPHERE OF INFLUENCE.
051427,000046: 
051428,000047:                                                                                                  #  IN ORDER TO MAKE THE CSM(LEM)PREC AND CSM(LEM)CONIC ENTRANCES SIMILAR TO FLIGHT 278, THE INTEGRATION PROGRAM
051429,000048:                                                                                                  #  WILL ITSELF SET THE FINAL RADIUS (RFINAL) TO 0 SO THAT REACHING THE DESIRED TIME ONLY WILL TERMINATE
051430,000049:                                                                                                  #  INTEGRATION.  THE DP REGISTER RFINAL MUST BE SET BY USERS OF INTEGRVS AND INTEGRV, AND MUST BE DONE AFTER THE
051431,000050:                                                                                                  #  CALL TC INTSTALL.
051432,000051: 
051433,000052:                                                                                                  #  WHEN THE LM IS ON THE LUNAR SURFACE (INDICATED BY LUNAR SURFACE FLAG SET) CALLS TO LEMCONIC, LEMPREC, AND
051434,000053:                                                                                                  #  INTEGRV WITH VINFLAG = 0 WILL RESULT IN THE USE OF THE PLANETARY INERTIAL ORIENTATION SUBROUTINES TO PROVIDE
051435,000054:                                                                                                  #  BOTH THE LMS POSITION AND VELOCITY IN THE REFERENCE COORDINATE SYSTEM.
051436,000055:                                                                                                  #  THE PROGRAM WILL PROVIDE OUTPUT AS IF INTEGRATION WAS USED.  THAT IS, THE PUSHLIST WILL BE SET AS NOTED BELOW AND
051437,000056:                                                                                                  #  THE PERMANENT STATE VECTOR UPDATED WHEN SPECIFIED BY AN INTEGRV CALL.
051438,000057: 
051439,000058:                                                                                                  #  USERS OF INTEGRVS DESIRING INTEGRATION (INTYPFLG = 0) SHOULD NOTE THAT THE OBLATENESS PERTURBATION COMPUTATION
051440,000059:                                                                                                  #  IN LUNAR ORBIT IS TIME DEPENDENT.  THEREFORE, THE USER SHOULD SUPPLY AN INITIAL STATE VECTOR VALID AT SOME REAL
051441,000060:                                                                                                  #  TIME AND THE DESIRED TIME (TDEC1) ALSO AT SOME REAL TIME.  FOR CONIC ,,INTEGRATION,, THE USER MAY STILL USE ZERO
051442,000061:                                                                                                  #  AS THE INITIAL TIME AND DELTA TIME AS THE DESIRED TIME.
051443,000062: 
051444,000063:                                                                                                  #  2.0 GENERAL DESCRIPTION
051445,000064:                                                                                                  #  -----------------------
051446,000065: 
051447,000066:                                                                                                  #  THE INTEGRATION PROGRAM OPERATES AS A CLOSED INTERPRETIVE SUBROUTINE AND PERFORMS THESE FUNCTIONS ---
051448,000067:                                                                                                  #        1) INTEGRATES (PRECISION OR CONIC) EITHER CSM OR LM STATE VECTOR
051449,000068:                                                                                                  #        2) INTEGRATES THE W-MATRIX
051450,000069:                                                                                                  #        3) PERMANENT OR TEMPORARY UPDATE OF THE STATE VECTOR
051451,000070: 
051452,000071:                                                                                                  #  THERE ARE SIX ENTRANCES TO THE INTEGRATION PROGRAM.  FOUR OF THESE (CSMPREC, LEMPREC, CSMCONIC, LEMCONIC) SET
051453,000072:                                                                                                  #  ALL THE FLAGS REQUIRED IN THE INTEGRATION PROGRAM ITSELF TO CAUSE THE PRECISION OR CONIC INTEGRATION (KEPLER) OF
051454,000073:                                                                                                  #  THE LM OR CSM STATE VECTOR, AS THE NAMES SUGGEST.  ONE ENTRANCE (INTEGRVS) PERMITS THE CALLING PROGRAM TO
051455,000074:                                                                                                  #  PROVIDE A STATE VECTOR TO BE INTEGRATED.  THE CALLING PROGRAM MUST SET THE FLAGS INDICATING (1) PRECISION OR
051456,000075:                                                                                                  #  CONIC INTEGRATION, (2) IN OR OUT OF LUNAR SPHERE, (3) MIDCOURSE OR NOT, AND THE INTEGRATION PROGRAM COMPLETES
051457,000076:                                                                                                  #  THE FLAG SETTING TO BYPASS W-MATRIX INTEGRATION.  THE LAST ENTRANCE (INTEGRV, USED IN GENERAL BY THE
051458,000077:                                                                                                  #  NAVIGATION PROGRAMS) PERMITS THE CALLER TO SET FIVE FLAGS (NOT MOONFLAG OR MIDFLAG) BUT NOT TO INPUT A STATE
051459,000078:                                                                                                  #  VECTOR.  ANY PROGRAM WHICH CALLS INTEGRVS OR INTEGRV MUST CALL INTSTALL BEFORE IT SETS THE INTEGRATION FLAGS
051460,000079:                                                                                                  #  AND/OR STATE VECTOR.
051461,000080: 
051462,000081:                                                                                                  #  THREE SETS OF 42 REGISTERS AND 2 FLAGS ARE USED FOR THE STATE VECTORS.  TWO SETS, WHICH MAY NOT BE OVERLAYED, ARE
051463,000082:                                                                                                  #  USED FOR THE PERMANENT STATE VECTORS FOR THE CSM AND LM.  THE THIRD SET, WHICH MAY BE OVERLAYED WHEN INTEGRATION
051464,000083:                                                                                                  #  IS NOT BEING DONE, IS USED IN THE COMPUTATIONS.
051465,000084: 
051466,000085:                                                                                                  #  THE PERMANENT STATE VECTORS WILL BE PERIODICALLY UPDATED SO THAT THE VECTORS WILL NOT BE OLDER THAN 4 TIMESTEPS.
051467,000086:                                                                                                  #  THE PERMANENT STATE VECTORS WILL ALSO BE UPDATED WHENEVER THE W-MATRIX IS INTEGRATED OR WHEN A CALLER OF INTEGRV
051468,000087:                                                                                                  #  SETS STATEFLG (THE NAVIGATION PROGRAMS P20, P22.)
051469,000088: 

Page 1206

051471,000090:                                                                                                  #  APPENDIX B OF THE USERS GUIDE LISTS THE STATE VECTOR QUANTITIES.
051472,000091: 
051473,000092:                                                                                                  #  2.1 RESTARTS
051474,000093: 
051475,000094:                                                                                                  #  PHASE CHANGES WILL BE MADE IN THE INTEGRATION PROGRAM ONLY FOR THE INTEGRV ENTRANCE (I.E., WHEN THE W-MATRIX IS
051476,000095:                                                                                                  #  INTEGRATED OR PERMANENT STATE VECTOR IS UPDATED.)  THE GROUP NUMBER USED WILL BE THAT FOR THE P20-25 PROGRAMS
051477,000096:                                                                                                  #  (I.E., GROUP2) SINCE THE INTEGRV ENTRANCE WILL ONLY BE USED BY THESE PROGRAMS.  IF A RESTART OCCURS DURING AN
051478,000097:                                                                                                  #  INTEGRATION OF THE STATE VECTOR ONLY, THE RECOVERY WILL BE TO THE LAST PHASE IN THE CALLING PROGRAM.  CALLING
051479,000098:                                                                                                  #  PROGRAMS WHICH USE THE INTEGRV OR INTEGRVS ENTRANCE OF INTEGRATION SHOULD ENSURE THAT IF PHASE CHANGING IS DONE
051480,000099:                                                                                                  #  THAT IT IS PRIOR TO SETTING THE INTEGRATION INPUTS IN THE PUSHLIST.
051481,000100:                                                                                                  #  THIS IS BECAUSE THE PUSHLIST IS LOST DURING A RESTART.
051482,000101: 
051483,000102:                                                                                                  #  2.2 SCALING
051484,000103: 
051485,000104:                                                                                                  #  THE INTEGRATION ROUTINE WILL MAINTAIN THE PERMANENT MEMORY STATE VECTORS IN THE SCALING AND UNITS DEFINED IN
051486,000105:                                                                                                  #  APPENDIX B OF THE USERS GUIDE.  THE SCALING OF THE OUTPUT POSITION VECTOR DEPENDS ON THE ORIGIN OF THE COORDINATE
051487,000106:                                                                                                  #  SYSTEM AT THE DESIRED INTEGRATION TIME.  THE COORDINATE SYSTEM TRANSFORMATION WILL BE DONE AUTOMATICALLY ON
051488,000107:                                                                                                  #  MULTIPLE TIMESTEP ENCKE INTEGRATION ONLY.  THUS IT IS POSSIBLE TO HAVE OUTPUT FROM SUCCESSIVE INTEGRATIONS IN
051489,000108:                                                                                                  #  DIFFERENT SCALING.
051490,000109:                                                                                                  #  HOWEVER, RATT, VATT WILL ALWAYS BE SCALED THE SAME.
051491,000110: 
051492,000111:                                                                                                  #  3.0 INPUT/OUTPUT
051493,000112:                                                                                                  #  ----------------
051494,000113: 
051495,000114:                                                                                                  #  PROGRAM INPUTS ARE THE FLAGS DESCRIBED IN APPENDIX A AND THE PERMANENT STATE VECTOR QUANTITIES DESCRIBED IN AP-
051496,000115:                                                                                                  #  PENDIX B OF THE USERS GUIDE, PLUS THE DESIRED TIME TO INTEGRATE TO IN TDEC1 (A PUSH LIST LOCATION).
051497,000116:                                                                                                  #  FOR INTEGRVS, THE RCV,VCV,TET OF THE TEMPORARY STATE VECTOR MUST BE SET, PLUS MOONFLAG AND MIDFLAG
051498,000117: 
051499,000118:                                                                                                  #  FOR SIMULATION THE FOLLOWING QUANTITIES MUST BE PRESET ---
051500,000119:                                                                                                  #                                                                                EARTH   MOON
051501,000120:                                                                                                  #                                                                                 29      27
051502,000121:                                                                                                  #        RRECTCSM(LEM)   -       RECTIFIED POSITION VECTOR       METERS          2       2
051503,000122: 
051504,000123:                                                                                                  #                                                                                 7       5
051505,000124:                                                                                                  #        VRECTCSM(LEM)   -       RECTIFIED VELOCITY VECTOR       M/CSEC          2       2
051506,000125: 
051507,000126:                                                                                                  #                                                                                 28      28
051508,000127:                                                                                                  #        TETCSM(LEM)     -       TIME STATE VECTOR IS VALID      CSEC            2       2
051509,000128:                                                                                                  #                                CUSTOMARILY 0, BUT NOTE LUNAR
051510,000129:                                                                                                  #                                ORBIT DEPENDENCE ON REAL TIME.
051511,000130: 
051512,000131:                                                                                                  #                                                                                 22      18
051513,000132:                                                                                                  #        DELTAVCSM(LEM)  -       POSITION DEVIATION              METERS          2       2
051514,000133:                                                                                                  #                                0 IF TCCSM(LEM) = 0
051515,000134: 
051516,000135:                                                                                                  #                                                                                 3       -1
051517,000136:                                                                                                  #        NUVCSM(LEM)     -       VELOCITY DEVIATION              M/CSEC          2       2
051518,000137:                                                                                                  #                                0 IF TCCSM(LEM) = 0

Page 1207

051520,000139:                                                                                                  #                                                                                 29      27
051521,000140:                                                                                                  #        RCVCSM(LEM)     -       CONIC POSITION                  METERS          2       2
051522,000141:                                                                                                  #                                EQUALS RRECTCSM(LEM) IF
051523,000142:                                                                                                  #                                TCCSM(LEM) = 0
051524,000143: 
051525,000144:                                                                                                  #                                                                                 7       5
051526,000145:                                                                                                  #        VCVCSM(LEM)     -       CONIC VELOCITY                  M/CSEC          2       2
051527,000146:                                                                                                  #                                EQUALS VRECTCSM(LEM) IF
051528,000147:                                                                                                  #                                TCCSM(LEM) = 0
051529,000148: 
051530,000149:                                                                                                  #                                                                                 28      28
051531,000150:                                                                                                  #        TCCSM(LEM)      -       TIME SINCE RECTIFICATION        CSECS           2       2
051532,000151:                                                                                                  #                                CUSTOMARILY 0
051533,000152: 
051534,000153:                                                                                                  #                                                                 1/2             17      16
051535,000154:                                                                                                  #        XKEPCSM(LEM)    -       ROOT OF KEPLERS EQUATION        M               2       2
051536,000155:                                                                                                  #                                0 IF TCCSM(LEM) = 0
051537,000156: 
051538,000157:                                                                                                  #        CMOONFLG        -       PERMANENT FLAGS CORRESPONDING                   0       0
051539,000158:                                                                                                  #        CMIDFLAG                TO MOONFLAG AND MIDFLAG                         0,1     0,1
051540,000159:                                                                                                  #        LMOONFLG                C = CSM, L = LM                                 0       0
051541,000160:                                                                                                  #        LMIDFLG                                                                 0,1     0,1
051542,000161: 
051543,000162:                                                                                                  #        SURFFLAG        -       LUNAR SURFACE FLAG                              0,1     0,1
051544,000163: 
051545,000164:                                                                                                  #  IN ADDITION, IF (L)CMIDFLAG IS SET, THE INITIAL INPUT VALUES FOR LUNAR
051546,000165:                                                                                                  #  SOLAR EPHEMERIDES SUBROUTINE AND PLANETARY INERTIAL ORIENTATION SUB-
051547,000166:                                                                                                  #  ROUTINE MUST BE PRESET.
051548,000167: 
051549,000168:                                                                                                  #  OUTPUT
051550,000169:                                                                                                  #        AFTER EVERY CALL TO INTEGRATION
051551,000170:                                                                                                  #                                                                        EARTH   MOON
051552,000171:                                                                                                  #                                                                         29      29
051553,000172:                                                                                                  #        0D      RATT    POSITION                        METERS          2       2
051554,000173: 
051555,000174:                                                                                                  #                                                                         7       7
051556,000175:                                                                                                  #        6D      VATT    VELOCITY                        M/CSEC          2       2
051557,000176: 
051558,000177:                                                                                                  #                                                                         28      28
051559,000178:                                                                                                  #        12D     TAT     TIME                                            2       2
051560,000179: 
051561,000180:                                                                                                  #                                                                         29      27
051562,000181:                                                                                                  #        14D     RATT1   POSITION                        METERS          2       2
051563,000182: 
051564,000183:                                                                                                  #                                                                         7       5
051565,000184:                                                                                                  #        20D     VATT1   VELOCITY                        M/CSEC          2       2
051566,000185: 
051567,000186:                                                                                                  #                                                         3   2           36      30
051568,000187:                                                                                                  #        26D     MU(P)   MU                              M /CS           2       2
051569,000188: 
051570,000189:                                                                                                  #        X1              MUTABLE ENTRY                                   -2      -10D
051571,000190: 
051572,000191:                                                                                                  #        X2              COORDINT
051573,000192:                                                                                                  #        X2              COORDINATE SYSTEM ORIGEN                        0       2
051574,000193:                                                                                                  #                        (THIS, NOT MOONFLAG, SHOULD BE

Page 1208

051576,000195:                                                                                                  #                        USED TO DETERMINE ORIGIN.)
051577,000196: 
051578,000197:                                                                                                  #  IN ADDITION TO THE ABOVE, THE PERMANENT STATE VECTOR IS UPDATED WHENEVER
051579,000198:                                                                                                  #  STATEFLG WAS SET AND WHENEVER A W-MATRIX IS TO BE INTEGRATED.  THE PUSH
051580,000199:                                                                                                  #  COUNTER IS SET TO 0 AND OVERFLOW IS CLEARED BEFORE RETURNING TO THE
051581,000200:                                                                                                  #  CALLING PROGRAM.
051582,000201: 
051583,000202:                                                                                                  #  4.0 CALLING SEQUENCES AND SAMPLE CODE
051584,000203:                                                                                                  #  -------------------------------------
051585,000204: 
051586,000205:                                                                                                  #        A) PRECISION ORBITAL INTEGRATION.  CSMPREC, LEMPREC ENTRANCES
051587,000206:                                                                                                  #                L-X     STORE TIME TO 95T5791T5 T 95 PUS L9ST (T4531)
051588,000207:                                                                                                  #                L       CALL
051589,000208:                                                                                                  #                L+1             CSMPREC (OR LEMPREC)
051590,000209:                                                                                                  #                L+2     RETURN
051591,000210:                                                                                                  #           INPUT                                                           28
051592,000211:                                                                                                  #                TDEC1 (PD 32D) TIME TO INTEGRATE TO...CENTISECONDS SCALED 2
051593,000212:                                                                                                  #           OUTPUT
051594,000213:                                                                                                  #                THE DATA LISTED IN SECTION 3.0 PLUS
051595,000214:                                                                                                  #                RQVV    POSITION VECTOR OF VEHICLE WITH RESPECT TO SECONDARY
051596,000215:                                                                                                  #                BODY... METERS B-29 ONLY IF MIDFLAG = DIM0FLAG = 1
051597,000216:                                                                                                  #        B) CONIC INTEGRATION.  CSMCONIC, LEMCONIC ENTRANCES
051598,000217:                                                                                                  #                L-X     STORE TIME IN PUSH LIST (TDEC1)
051599,000218:                                                                                                  #                L       CALL
051600,000219:                                                                                                  #                L+1             CSMCONIC (OR LEMCONIC)
051601,000220:                                                                                                  #           INPUT/OUTPUT
051602,000221:                                                                                                  #                SAME AS PRECISION INTEGRATION, EXCEPT RQVV NOT SET
051603,000222:                                                                                                  #        C) INTEGRATE GIVEN STATE VECTOR.  INTEGRVS ENTRANCE
051604,000223:                                                                                                  #                CALL
051605,000224:                                                                                                  #                                INTSTALL
051606,000225:                                                                                                  #                VLOAD
051607,000226:                                                                                                  #                                POSITION VECTOR
051608,000227:                                                                                                  #                STOVL           RCV
051609,000228:                                                                                                  #                                VELOCITY VECTOR
051610,000229:                                                                                                  #                STODL           VCV
051611,000230:                                                                                                  #                                TIME STATE VECTOR VALID
051612,000231:                                                                                                  #                STODL           TET
051613,000232:                                                                                                  #                                FINAL RADIUS
051614,000233:                                                                                                  #                STORE           RFINAL
051615,000234:                                                                                                  #                SET(CLEAR)      SET(CLEAR)
051616,000235:                                                                                                  #                                INTYPFLAG
051617,000236:                                                                                                  #                                MOONFLAG
051618,000237:                                                                                                  #                SET(CLEAR)      DLOAD
051619,000238:                                                                                                  #                                DESIRED TIME
051620,000239:                                                                                                  #                STCALL          TDEC1
051621,000240:                                                                                                  #                                INTEGRVS
051622,000241:                                                                                                  #          INPUT
051623,000242:                                                                                                  #                RCV     POSITION VECTOR                 METERS
051624,000243:                                                                                                  #                VCV     VELOCITY VECTOR                 M/CSEC
051625,000244:                                                                                                  #                TET     TIME OF STATE VECTOR (MAY = 0)  CSEC B-28

Page 1209

051627,000246:                                                                                                  #                TDEC1   TIME TO INTEGRATE TO            CSEC B-28 (PD 32D)
051628,000247:                                                                                                  #                        (MAY BE INCREMENT IF TET=0)
051629,000248:                                                                                                  #          OUTPUT
051630,000249:                                                                                                  #                SAME AS FOR PRECISION OR CONIC INTEGRATION,
051631,000250:                                                                                                  #                DEPENDING ON INTYPFLG.
051632,000251:                                                                                                  #        D) INTEGRATE STATE VECTOR.  INTGRV ENTRANCE
051633,000252:                                                                                                  #                L-X     STORE TIME IN PUSH LIST (TDEC1) (MAY BE DONE AFTER CALL TO INTSTALL)
051634,000253:                                                                                                  #                L-8     CALL
051635,000254:                                                                                                  #                L-7
051636,000255:                                                                                                  #                L-6     SET(CLEAR)      SET(CLEAR)
051637,000256:                                                                                                  #                L-5                     VINTFLAG        1=CSM, 0=LM
051638,000257:                                                                                                  #                L-4                     INTYPFLAG       1=CONIC, 0=PRECISION
051639,000258:                                                                                                  #                L-3     SET(CLEAR)      SET(CLEAR)
051640,000259:                                                                                                  #                L-2                     DIM0FLAG        1=W-MATRIX, 0=NO W-MATRIX
051641,000260:                                                                                                  #                L-1                     D6OR9FLG        1=9X9, 0=6X6
051642,000261:                                                                                                  #                L       SET             DLOAD
051643,000262:                                                                                                  #                L+1                     STATEFLG        DESIRE PERMANENT UPDATE
051644,000263:                                                                                                  #                L+2                     FINAL RAD.      OF STATE VECTOR
051645,000264:                                                                                                  #                L+3     STCALL          RFINAL
051646,000265:                                                                                                  #                L+4                     INTEGRV
051647,000266:                                                                                                  #                L       CALL                            NORMAL USE -- WILL UPDATE STATE
051648,000267:                                                                                                  #                L+1                     INTEGRV         VECTOR IF DIM0FLAG=1. (STATEFLG IS
051649,000268:                                                                                                  #                L+2     RETURN                          ALWAYS RESET IN INTEGRATION AFTER
051650,000269:                                                                                                  #                                                        IT IS USED.)
051651,000270:                                                                                                  #          INPUT
051652,000271:                                                                                                  #                TDEC1 (PD 32D) TIME TO INTEGRATE TO     CSEC B-28
051653,000272:                                                                                                  #          OUTPUT
051654,000273:                                                                                                  #                SAME AS FOR PRECISION OR CONIC INTEGRATION
051655,000274:                                                                                                  #          THE PROGRAM WILL SET MOONFLAG, MIDFLAG DEPENDING ON
051656,000275:                                                                                                  #          THE PERMANENT STATE VECTOR REPRESENTATION.
051657,000276: 
051658,000277: 11,2376                                           BANK     11                                    
051659,000278: 13,2000                                           SETLOC   INTINIT                               
051660,000279: 13,2000                                           BANK                                           
051661,000280: 13,2604  E3,1554                                  EBANK=   RRECTCSM                              
051662,000281: 13,2604                                           COUNT*   $$/INTIN                              
051663,000282: 13,2604           05353        STATEINT           TC       PHASCHNG                              
051664,000283: 13,2605           00052                           OCT      00052                                 
051665,000284: 13,2606           35017                           CAF      PRIO5                                 
051666,000285: 13,2607           05105                           TC       FINDVAC                               
051667,000286: 13,2610  E3,1554                                  EBANK=   RRECTCSM                              
051668,000287: 13,2610           02613 26063                     2CADR    STATINT1                              
051669,000288: 
051670,000289: 13,2612           05261                           TC       TASKOVER                              
051671,000290: 13,2613           06037        STATINT1           TC       INTPRET                               
051672,000291: 13,2614           47014                           BON      RTB                                   
051673,000292: 13,2615           04712                                    QUITFLAG                              #  KILL INTEGRATION UNTIL NEXT POO.
051674,000293: 13,2616           26653                                    NOINT                                 
051675,000294: 13,2617           21573                                    LOADTIME                              
051676,000295: 13,2620           00041                           STORE    TDEC1                                 

Page 1210

051678,000297: 13,2621           77624                           CALL                                           
051679,000298: 13,2622           27414                                    INTSTALL                              
051680,000299: 13,2623           45014                           SET      CALL                                  
051681,000300: 13,2624           01076                                    NODOFLAG                              
051682,000301: 13,2625           26644                                    SETIFLGS                              
051683,000302: 13,2626           77650                           GOTO                                           
051684,000303: 13,2627           26026                                    STATEUP                               
051685,000304: 13,2630           00003 25140  600SECS            2DEC     60000      B-28                       
051686,000305: 
051687,000306: 13,2632           77414        ENDINT             CLEAR    EXIT                                  
051688,000307: 13,2633           01672                                    STATEFLG                              
051689,000308: 13,2634           05353                           TC       PHASCHNG                              
051690,000309: 13,2635           20032                           OCT      20032                                 
051691,000310: 13,2636           00006                           EXTEND                                         
051692,000311: 13,2637           32631                           DCA      600SECS                               
051693,000312: 13,2640           05277                           TC       LONGCALL                              
051694,000313: 13,2641  E3,1626                                  EBANK=   RRECTHIS                              
051695,000314: 13,2641           02604 26063                     2CADR    STATEINT                              
051696,000315: 
051697,000316: 13,2643           05155                           TC       ENDOFJOB                              
051698,000317: 13,2644           43014        SETIFLGS           SET      CLEAR                                 
051699,000318: 13,2645           01472                                    STATEFLG                              
051700,000319: 13,2646           01673                                    INTYPFLG                              
051701,000320: 13,2647           43014                           CLEAR    CLEAR                                 
051702,000321: 13,2650           01676                                    DIM0FLAG                              
051703,000322: 13,2651           01675                                    D6OR9FLG                              
051704,000323: 13,2652           77616                           RVQ                                            
051705,000324: 13,2653           77776        NOINT              EXIT                                           
051706,000325: 13,2654           05353                           TC       PHASCHNG                              
051707,000326: 13,2655           00002                           OCT      00002                                 
051708,000327: 
051709,000328: 13,2656           05516                           TC       DOWNFLAG                              
051710,000329: 13,2657           00221                           ADRES    QUITFLAG                              
051711,000330: 13,2660           05155                           TC       ENDOFJOB                              
051712,000331: 
051713,000332:                                                                                                  #  ATOPCSM TRANSFERS RRECT TO RRECT +41 TO RRECTCSM TO RRECTCSM +41
051714,000333: 
051715,000334:                                                                                                  #  CALLING SEQUENCE
051716,000335:                                                                                                  #        L       CALL
051717,000336:                                                                                                  #        L+1             ATOPCSM
051718,000337: 
051719,000338:                                                                                                  #  NORMAL EXIT AT L+2
051720,000339: 
051721,000340: 13,2661           47020        ATOPCSM            STQ      RTB                                   
051722,000341: 13,2662           00051                                    S2                                    
051723,000342: 13,2663           26674                                    MOVEACSM                              
051724,000343: 13,2664           45014                           SET      CALL                                  
051725,000344: 13,2665           04063                                    CMOONFLG                              
051726,000345: 13,2666           26114                                    SVDWN1                                
051727,000346: 13,2667           43014                           BON      CLRGO                                 

Page 1211

051729,000348: 13,2670           00303                                    MOONFLAG                              
051730,000349: 13,2671           00051                                    S2                                    
051731,000350: 13,2672           04223                                    CMOONFLG                              
051732,000351: 13,2673           00051                                    S2                                    
051733,000352: 13,2674           03036        MOVEACSM           TC       SETBANK                               
051734,000353: 13,2675           55500                           TS       DIFEQCNT                              #  INITIALIZE INDEX
051735,000354: 13,2676           51500                           INDEX    DIFEQCNT                              
051736,000355: 13,2677           31502                           CA       RRECT                                 
051737,000356: 13,2700           51500                           INDEX    DIFEQCNT                              
051738,000357: 13,2701           55554                           TS       RRECTCSM                              
051739,000358: 13,2702           11500                           CCS      DIFEQCNT                              #  IS TRANSFER COMPLETE
051740,000359: 13,2703           12675                           TCF      MOVEACSM   +1                         #  NO-LOOP
051741,000360: 13,2704           06061                           TC       DANZIG                                #  COMPLETE - RETURN
051742,000361: 
051743,000362:                                                                                                  #  PTOACSM TRANSFERS RRECTCSM TO RRECTCSM +41 TO RRECT TO RRECT +41
051744,000363: 
051745,000364:                                                                                                  #  CALLING SEQUENCE
051746,000365:                                                                                                  #        L       CALL
051747,000366:                                                                                                  #                        PTOACSM
051748,000367: 
051749,000368:                                                                                                  #  NORMAL EXIT AT L+2
051750,000369: 
051751,000370: 13,2705           43034        PTOACSM            RTB      BON                                   
051752,000371: 13,2706           26723                                    MOVEPCSM                              
051753,000372: 13,2707           04303                                    CMOONFLG                              
051754,000373: 13,2710           26716                                    SETMOON                               
051755,000374: 13,2711           66214        CLRMOON            CLEAR    SSP                                   
051756,000375: 13,2712           00263                                    MOONFLAG                              
051757,000376: 13,2713           02031                                    PBODY                                 
051758,000377: 13,2714           00000                                    0                                     
051759,000378: 13,2715           77616                           RVQ                                            
051760,000379: 13,2716           66214        SETMOON            SET      SSP                                   
051761,000380: 13,2717           00063                                    MOONFLAG                              
051762,000381: 13,2720           02031                                    PBODY                                 
051763,000382: 13,2721           00002                                    2                                     
051764,000383: 13,2722           77616                           RVQ                                            
051765,000384: 13,2723           03036        MOVEPCSM           TC       SETBANK                               
051766,000385: 13,2724           55500                           TS       DIFEQCNT                              
051767,000386: 13,2725           51500                           INDEX    DIFEQCNT                              
051768,000387: 13,2726           31554                           CA       RRECTCSM                              
051769,000388: 13,2727           51500                           INDEX    DIFEQCNT                              
051770,000389: 13,2730           55502                           TS       RRECT                                 
051771,000390: 13,2731           11500                           CCS      DIFEQCNT                              
051772,000391: 13,2732           12724                           TCF      MOVEPCSM   +1                         
051773,000392: 13,2733           06061                           TC       DANZIG                                
051774,000393: 
051775,000394:                                                                                                  #  ATOPLEM TRANSFERS RRECT TO RRECT +41 TO RRECTLEM TO RRECTLEM +41
051776,000395: 13,2734           47020        ATOPLEM            STQ      RTB                                   

Page 1212

051778,000397: 13,2735           00051                                    S2                                    
051779,000398: 13,2736           26747                                    MOVEALEM                              
051780,000399: 13,2737           45014                           SET      CALL                                  
051781,000400: 13,2740           04064                                    LMOONFLG                              
051782,000401: 13,2741           26070                                    SVDWN2                                
051783,000402: 13,2742           43014                           BON      CLRGO                                 
051784,000403: 13,2743           00303                                    MOONFLAG                              
051785,000404: 13,2744           00051                                    S2                                    
051786,000405: 13,2745           04224                                    LMOONFLG                              
051787,000406: 13,2746           00051                                    S2                                    
051788,000407: 13,2747           03036        MOVEALEM           TC       SETBANK                               
051789,000408: 13,2750           55500                           TS       DIFEQCNT                              
051790,000409: 13,2751           51500                           INDEX    DIFEQCNT                              
051791,000410: 13,2752           31502                           CA       RRECT                                 
051792,000411: 13,2753           51500                           INDEX    DIFEQCNT                              
051793,000412: 13,2754           55626                           TS       RRECTLEM                              
051794,000413: 13,2755           11500                           CCS      DIFEQCNT                              
051795,000414: 13,2756           12750                           TCF      MOVEALEM   +1                         
051796,000415: 13,2757           06061                           TC       DANZIG                                
051797,000416: 
051798,000417:                                                                                                  #  PTOALEM TRANSFERS RRECTLEM TO RRECTLEM +41 TO RRECT TO RRECT +41
051799,000418: 
051800,000419: 13,2760           47014        PTOALEM            BON      RTB                                   
051801,000420: 13,2761           04307                                    SURFFLAG                              
051802,000421: 13,2762           27001                                    USEPIOS                               
051803,000422: 13,2763           26770                                    MOVEPLEM                              
051804,000423: 13,2764           52014                           BON      GOTO                                  
051805,000424: 13,2765           04304                                    LMOONFLG                              
051806,000425: 13,2766           26716                                    SETMOON                               
051807,000426: 13,2767           26711                                    CLRMOON                               
051808,000427: 13,2770           03036        MOVEPLEM           TC       SETBANK                               
051809,000428: 13,2771           55500                           TS       DIFEQCNT                              
051810,000429: 13,2772           51500                           INDEX    DIFEQCNT                              
051811,000430: 13,2773           31626                           CA       RRECTLEM                              
051812,000431: 13,2774           51500                           INDEX    DIFEQCNT                              
051813,000432: 13,2775           55502                           TS       RRECT                                 
051814,000433: 13,2776           11500                           CCS      DIFEQCNT                              
051815,000434: 13,2777           12771                           TCF      MOVEPLEM   +1                         
051816,000435: 13,3000           06061                           TC       DANZIG                                
051817,000436: 
051818,000437: 13,3001           77201        USEPIOS            SETPD    VLOAD                                 
051819,000438: 13,3002           00001                                    0                                     
051820,000439: 13,3003           02023                                    RLS                                   
051821,000440: 13,3004           41525                           PDDL     PUSH                                  
051822,000441: 13,3005           00041                                    TDEC1                                 
051823,000442: 13,3006           15517                           STODL    TET                                   
051824,000443: 13,3007           27712                                    5/8                                   
051825,000444: 13,3010           77624                           CALL                                           

Page 1213

051827,000446: 13,3011           55716                                    RP-TO-R                               
051828,000447: 13,3012           25535                           STOVL    RCV                                   
051829,000448: 13,3013           24001                                    ZUNIT                                 
051830,000449: 13,3014           14001                           STODL    0D                                    
051831,000450: 13,3015           01517                                    TET                                   
051832,000451: 13,3016           14007                           STODL    6D                                    
051833,000452: 13,3017           27712                                    5/8                                   
051834,000453: 13,3020           45014                           SET      CALL                                  #  NEEDED FOR SETTING X1 ON EXIT
051835,000454: 13,3021           00063                                    MOONFLAG                              
051836,000455: 13,3022           55716                                    RP-TO-R                               
051837,000456: 13,3023           74235                           VXV      VXSC                                  
051838,000457: 13,3024           01535                                    RCV                                   
051839,000458: 13,3025           26001                                    OMEGMOON                              
051840,000459: 13,3026           25543                           STOVL    VCV                                   
051841,000460: 13,3027           24007                                    ZEROVEC                               
051842,000461: 13,3030           01521                           STORE    TDELTAV                               
051843,000462: 13,3031           67174                           AXT,2    SXA,2                                 
051844,000463: 13,3032           00002                                    2                                     
051845,000464: 13,3033           02030                                    PBODY                                 
051846,000465: 13,3034           35527                           STCALL   TNUV                                  
051847,000466: 13,3035           27157                                    A-PCHK                                
051848,000467: 13,3036           33042        SETBANK            CAF      INTBANK                               
051849,000468: 13,3037           54006                           TS       BBANK                                 
051850,000469: 13,3040           33452                           CAF      FORTYONE                              
051851,000470: 13,3041           00002                           TC       Q                                     
051852,000471: 13,3042  E3,1554                                  EBANK=   RRECTCSM                              
051853,000472: 13,3042           26063        INTBANK            BBCON    INTEGRV                               
051854,000473: 
051855,000474:                                                                                                  #  SPECIAL PURPOSE ENTRIES TO ORBITAL INTEGRATION.  THESE ROUTINES PROVIDE ENTRANCES TO INTEGRATION WITH
051856,000475:                                                                                                  #  APPROPRIATE SWITCHES SET OR CLEARED FOR THE DESIRED INTEGRATION.
051857,000476: 
051858,000477:                                                                                                  #  CSMPREC AND LEMPREC PERFORM ORBIT INTEGRATION BY THE ENCKE METHOD TO THE TIME INDICATED IN TDEC1
051859,000478:                                                                                                  #  ACCELERATIONS DUE TO OBLATENESS ARE INCLUDED.  NO W-MATRIX INT. IS DONE.
051860,000479:                                                                                                  #  THE PERMANENT STATE VECTOR IS NOT UPDATED.
051861,000480: 
051862,000481:                                                                                                  #  CSMCONIC AND LEMCONIC PERFORM ORBIT INTEG. BY KEPLERS METHOD TO THE TIME INDICATED IN TDEC1
051863,000482:                                                                                                  #  NO DISTURBING ACCELERATIONS ARE INCLUDED.  IN THE PROGRAM FLOW THE GIVEN
051864,000483:                                                                                                  #  STATE VECTOR IS RECTIFIED BEFORE SOLUTION OF KEPLERS EQUATION
051865,000484: 
051866,000485:                                                                                                  #  THE ROUTINES ASSUME THAT THE CSM (LEM) STATE VECTOR IN P-MEM IS VALID.
051867,000486:                                                                                                  #  SWITCHES SET PRIOR TO ENTRY TO THE MAIN INTEG. PROG ARE AS FOLLOWS
051868,000487:                                                                                                  #                        CSMPREC         CSMCONIC        LEMPREC         LEMCONIC
051869,000488:                                                                                                  #        VINTFLAG        SET             SET             CLEAR           CLEAR
051870,000489:                                                                                                  #        INTYPFLG        CLEAR           SET             CLEAR           SET
051871,000490:                                                                                                  #        DIM0FLAG        CLEAR           CLEAR           CLEAR           CLEAR
051872,000491: 
051873,000492:                                                                                                  #  CALLING SEQUENCE
051874,000493:                                                                                                  #        L-X     STORE   TDEC1
051875,000494:                                                                                                  #        L       CALL                    (STCALL TDEC1)

Page 1214

051877,000496:                                                                                                  #        L+1             CSMPREC         (CSMCONIC, LEMPREC, LEMCONIC)
051878,000497: 
051879,000498:                                                                                                  #  NORMAL EXIT TO L+2
051880,000499: 
051881,000500:                                                                                                  #  SUBROUTINES CALLED
051882,000501:                                                                                                  #        INTEGRV1
051883,000502:                                                                                                  #        PRECOUT FOR CSMPREC AND LEMPREC
051884,000503:                                                                                                  #        CONICOUT FOR CSMCONIC AND LEMCONIC
051885,000504: 
051886,000505:                                                                                                  #  OUTPUT - SEE PAGE 2 OF THIS LOG SECTION
051887,000506: 
051888,000507:                                                                                                  #  INPUT
051889,000508:                                                                                                  #        TDEC1           TIME TO INTEGRATE TO.  CSECS B-28
051890,000509: 
051891,000510: 13,3043           45020        CSMPREC            STQ      CALL                                  
051892,000511: 13,3044           00046                                    X1                                    
051893,000512: 13,3045           27414                                    INTSTALL                              
051894,000513: 13,3046           43130                           SXA,1    SET                                   
051895,000514: 13,3047           02102                                    IRETURN                               
051896,000515: 13,3050           01474                                    VINTFLAG                              
051897,000516: 
051898,000517: 13,3051           43014        IFLAGP             SET      CLEAR                                 
051899,000518: 13,3052           01467                                    PRECIFLG                              
051900,000519: 13,3053           01676                                    DIM0FLAG                              
051901,000520: 13,3054           77614                           CLRGO                                          
051902,000521: 13,3055           01633                                    INTYPFLG                              
051903,000522: 13,3056           27136                                    INTEGRV1                              
051904,000523: 13,3057           45020        LEMPREC            STQ      CALL                                  
051905,000524: 13,3060           00046                                    X1                                    
051906,000525: 13,3061           27414                                    INTSTALL                              
051907,000526: 13,3062           43130                           SXA,1    CLRGO                                 
051908,000527: 13,3063           02102                                    IRETURN                               
051909,000528: 13,3064           01634                                    VINTFLAG                              
051910,000529: 13,3065           27051                                    IFLAGP                                
051911,000530: 
051912,000531: 13,3066           45020        CSMCONIC           STQ      CALL                                  
051913,000532: 13,3067           00046                                    X1                                    
051914,000533: 13,3070           27414                                    INTSTALL                              
051915,000534: 13,3071           43130                           SXA,1    SET                                   
051916,000535: 13,3072           02102                                    IRETURN                               
051917,000536: 13,3073           01474                                    VINTFLAG                              
051918,000537: 13,3074           43014        IFLAGC             CLEAR    SETGO                                 
051919,000538: 13,3075           01676                                    DIM0FLAG                              
051920,000539: 13,3076           01433                                    INTYPFLG                              
051921,000540: 13,3077           27136                                    INTEGRV1                              
051922,000541: 13,3100           45020        LEMCONIC           STQ      CALL                                  
051923,000542: 13,3101           00046                                    X1                                    
051924,000543: 13,3102           27414                                    INTSTALL                              
051925,000544: 13,3103           43130                           SXA,1    CLRGO                                 
051926,000545: 13,3104           02102                                    IRETURN                               

Page 1215

051928,000547: 13,3105           01634                                    VINTFLAG                              
051929,000548: 13,3106           27074                                    IFLAGC                                
051930,000549: 
051931,000550: 13,3107           66214        INTEGRVS           SET      SSP                                   
051932,000551: 13,3110           01467                                    PRECIFLG                              
051933,000552: 13,3111           02031                                    PBODY                                 
051934,000553: 13,3112           00000                                    0                                     
051935,000554: 13,3113           66214                           BOF      SSP                                   
051936,000555: 13,3114           00343                                    MOONFLAG                              
051937,000556: 13,3115           27120                                    +3                                    
051938,000557: 13,3116           02031                                    PBODY                                 
051939,000558: 13,3117           00002                                    2                                     
051940,000559: 13,3120           77220                           STQ      VLOAD                                 
051941,000560: 13,3121           02102                                    IRETURN                               
051942,000561: 13,3122           24007                                    ZEROVEC                               
051943,000562: 13,3123           01521                           STORE    TDELTAV                               
051944,000563: 13,3124           35527                           STCALL   TNUV                                  
051945,000564: 13,3125           23441                                    RECTIFY                               
051946,000565: 13,3126           43014                           CLEAR    SET                                   
051947,000566: 13,3127           01676                                    DIM0FLAG                              
051948,000567: 13,3130           04062                                    NEWIFLG                               
051949,000568: 13,3131           77614                           SETGO                                          
051950,000569: 13,3132           04020                                    RPQFLAG                               
051951,000570: 13,3133           27150                                    ALOADED                               
051952,000571: 
051953,000572:                                                                                                  #  INTEGRV IS AN ENTRY TO ORBIT INTEGRATION WHICH PERMITS THE CALLER,
051954,000573:                                                                                                  #  NORMALLY THE NAVIGATION PROGRAM, TO SET THE INTEG. FLAGS.  THE ROUTINE
051955,000574:                                                                                                  #  IS ENTERED AT INTEGRV1 BY CSMPREC ET. AL. AND AT ALOADED BY INTEGRVS.
051956,000575:                                                                                                  #  THE ROUTINE SETS UP A-MEMORY IF ENTERED AT INTEGRV,1 AND SETS THE INTEG.
051957,000576:                                                                                                  #  PROGRAM FOR PRECISION OR CONIC
051958,000577: 
051959,000578:                                                                                                  #  THE CALLER MUST FIRST CALL INTSTALL TO CHECK IF INTEG. IS IN USE BEFORE
051960,000579:                                                                                                  #  SETTING ANY FLAGS.
051961,000580: 
051962,000581:                                                                                                  #  THE FLAGS WHICH SHOULD BE SET OR CLEARED ARE
051963,000582:                                                                                                  #        VINTFLAG        (IGNORED WHEN ENTERED FROM INTEGRVS)
051964,000583:                                                                                                  #        INTYPFLG
051965,000584:                                                                                                  #        DIM0FLAG
051966,000585:                                                                                                  #        D6OR9FLG
051967,000586: 
051968,000587:                                                                                                  #  CALLING SEQUENCE
051969,000588:                                                                                                  #        L-X     CALL
051970,000589:                                                                                                  #        L-Y             INTSTALL
051971,000590:                                                                                                  #        L-1     SET OR CLEAR ALL FOUR FLAGS.  ALSO CAN SET STATEFLG IF DESIRED
051972,000591:                                                                                                  #                AND DIM0FLAG IS CLEAR.
051973,000592:                                                                                                  #        L       CALL
051974,000593:                                                                                                  #        L+1             INTEGRV
051975,000594: 
051976,000595:                                                                                                  #  INITIALIZATION
051977,000596:                                                                                                  #        FLAGS AS ABOVE
051978,000597:                                                                                                  #        STORE TIME TO INTEGRATE TO IN TDEC1
051979,000598: 
051980,000599:                                                                                                  #  OUTPUT
051981,000600:                                                                                                  #        RATT    AS
051982,000601:                                                                                                  #        VATT          DEFINED

Page 1216

051984,000603:                                                                                                  #        TAT                     BEFORE
051985,000604: 
051986,000605: 13,3134           77620        INTEGRV            STQ                                            
051987,000606: 13,3135           02102                                    IRETURN                               
051988,000607: 13,3136           43014        INTEGRV1           SET      SET                                   
051989,000608: 13,3137           04060                                    RPQFLAG                               
051990,000609: 13,3140           04062                                    NEWIFLG                               
051991,000610: 13,3141           77731        INTEGRV2           SSP                                            
051992,000611: 13,3142           00053                                    QPRET                                 
051993,000612: 13,3143           27150                                    ALOADED                               
051994,000613: 13,3144           52014                           BON      GOTO                                  
051995,000614: 13,3145           01714                                    VINTFLAG                              
051996,000615: 13,3146           26705                                    PTOACSM                               
051997,000616: 13,3147           26760                                    PTOALEM                               
051998,000617: 13,3150           77745        ALOADED            DLOAD                                          
051999,000618: 13,3151           00041                                    TDEC1                                 
052000,000619: 13,3152           01116                           STORE    TDEC                                  
052001,000620: 13,3153           52014                           BOFF     GOTO                                  
052002,000621: 13,3154           01753                                    INTYPFLG                              
052003,000622: 13,3155           27257                                    TESTLOOP                              
052004,000623: 13,3156           27243                                    RVCON                                 
052005,000624: 13,3157           77414        A-PCHK             BOF      EXIT                                  
052006,000625: 13,3160           01752                                    STATEFLG                              
052007,000626: 13,3161           27200                                    RECTOUT                               
052008,000627: 13,3162           05353                           TC       PHASCHNG                              
052009,000628: 13,3163           04022                           OCT      04022                                 
052010,000629: 13,3164           05504                           TC       UPFLAG                                #  PHASE CHANGE HAS OCCURRED BETWEEN
052011,000630: 13,3165           00236                           ADRES    REINTFLG                              #  INTSTALL AND INTWAKE
052012,000631: 13,3166           06037                           TC       INTPRET                               
052013,000632: 13,3167           77731                           SSP                                            
052014,000633: 13,3170           00053                                    QPRET                                 
052015,000634: 13,3171           27176                                    PHEXIT                                
052016,000635: 13,3172           52014                           BON      GOTO                                  
052017,000636: 13,3173           01714                                    VINTFLAG                              
052018,000637: 13,3174           26661                                    ATOPCSM                               
052019,000638: 13,3175           26734                                    ATOPLEM                               
052020,000639: 13,3176           77624        PHEXIT             CALL                                           
052021,000640: 13,3177           11244                                    GRP2PC                                
052022,000641: 13,3200           45001        RECTOUT            SETPD    CALL                                  
052023,000642: 13,3201           00001                                    0                                     
052024,000643: 13,3202           23441                                    RECTIFY                               
052025,000644: 13,3203           53775                           VLOAD    VSL*                                  
052026,000645: 13,3204           01503                                    RRECT                                 
052027,000646: 13,3205           57576                                    0,2                                   
052028,000647: 13,3206           53715                           PDVL     VSL*                                  #  RATT TO PD0
052029,000648: 13,3207           01511                                    VRECT                                 
052030,000649: 13,3210           57576                                    0,2                                   
052031,000650: 13,3211           63325                           PDDL     PDVL                                  #  VATT TO PD6   TAT TO PD12
052032,000651: 13,3212           01517                                    TET                                   

Page 1217

052034,000653: 13,3213           01503                                    RRECT                                 
052035,000654: 13,3214           64715                           PDVL     PDDL*                                 
052036,000655: 13,3215           01511                                    VRECT                                 
052037,000656: 13,3216           51770                                    MUEARTH,2                             
052038,000657: 13,3217           76006                           PUSH     AXT,1                                 
052039,000658: 13,3220           77765                           DEC      -10        B-14                       
052040,000659: 13,3221           76014                           BON      AXT,1                                 
052041,000660: 13,3222           00303                                    MOONFLAG                              
052042,000661: 13,3223           27225                                    +2                                    
052043,000662: 13,3224           77775                           DEC      -2         B-14                       
052044,000663: 13,3225           40001        INTEXIT            SETPD    BOV                                   
052045,000664: 13,3226           00001                                    0                                     
052046,000665: 13,3227           27230                                    +1                                    
052047,000666: 13,3230           43014                           CLEAR    CLEAR                                 
052048,000667: 13,3231           04676                                    AVEMIDSW                              #  ALLOW UPDATE OF DOWNLINK STATE VECTOR
052049,000668: 13,3232           01667                                    PRECIFLG                              
052050,000669: 13,3233           77614                           CLEAR                                          
052051,000670: 13,3234           01672                                    STATEFLG                              
052052,000671: 13,3235           77535                           SLOAD    EXIT                                  
052053,000672: 13,3236           02103                                    IRETURN                               
052054,000673: 13,3237           30154                           CA       MPAC                                  
052055,000674: 13,3240           50120                           INDEX    FIXLOC                                
052056,000675: 13,3241           54052                           TS       QPRET                                 
052057,000676: 13,3242           03425                           TC       INTWAKE                               
052058,000677: 
052059,000678:                                                                                                  #  RVCON SETS UP ORBIT INTEGRATION TO DO A CONIC SOLUTION FOR POSITION AND
052060,000679:                                                                                                  #  VELOCITY FOR THE INTERVAL (TET-TDEC)
052061,000680: 
052062,000681: 13,3243           45345        RVCON              DLOAD    DSU                                   
052063,000682: 13,3244           01116                                    TDEC                                  
052064,000683: 13,3245           01517                                    TET                                   
052065,000684: 13,3246           36074                           STCALL   TAU.                                  
052066,000685: 13,3247           23441                                    RECTIFY                               
052067,000686: 13,3250           77624                           CALL                                           
052068,000687: 13,3251           22376                                    KEPPREP                               
052069,000688: 13,3252           43345                           DLOAD    DAD                                   
052070,000689: 13,3253           01551                                    TC                                    
052071,000690: 13,3254           01517                                    TET                                   
052072,000691: 13,3255           35517                           STCALL   TET                                   
052073,000692: 13,3256           27200                                    RECTOUT                               
052074,000693: 

Page 1218

052076,000695:                                                                                                  #  TESTLOOP
052077,000696: 
052078,000697: 13,3257           43014        TESTLOOP           BOF      CLRGO                                 
052079,000698: 13,3260           04752                                    QUITFLAG                              
052080,000699: 13,3261           27264                                    +3                                    
052081,000700: 13,3262           01632                                    STATEFLG                              
052082,000701: 13,3263           27225                                    INTEXIT                               #  STOP INTEGRATION
052083,000702: 13,3264           73001                 +3        SETPD    LXA,2                                 
052084,000703: 13,3265           00013                                    10D                                   
052085,000704: 13,3266           02030                                    PBODY                                 
052086,000705: 13,3267           51575                           VLOAD    ABVAL                                 
052087,000706: 13,3270           01535                                    RCV                                   
052088,000707: 13,3271           43006                           PUSH     CLEAR                                 #  RC TO 10D
052089,000708: 13,3272           00262                                    MIDFLAG                               
052090,000709: 13,3273           50023                           DSU*     BMN                                   #  MIDFLAG=0 IF R G.T. RMP
052091,000710: 13,3274           53755                                    RME,2                                 
052092,000711: 13,3275           27300                                    +3                                    
052093,000712: 13,3276           77614                           SET                                            
052094,000713: 13,3277           00062                                    MIDFLAG                               
052095,000714: 13,3300           41345        NORFINAL           DLOAD    DMP                                   
052096,000715: 13,3301           00013                                    10D                                   
052097,000716: 13,3302           00043                                    34D                                   
052098,000717: 13,3303           55762                           SR1R     DDV*                                  
052099,000718: 13,3304           51770                                    MUEARTH,2                             
052100,000719: 13,3305           41366                           SQRT     DMP                                   
052101,000720: 13,3306           25752                                    .3D                                   
052102,000721: 13,3307           40442                           SR3      SR4                                   #  DT IS TRUNCATED TO A MULTIPLE
052103,000722: 13,3310           54345                           DLOAD    SL                                    
052104,000723: 13,3311           00155                                    MPAC                                  
052105,000724: 13,3312           20220                                    15D                                   #        OF 128 CSECS.
052106,000725: 13,3313           40006                           PUSH     BOV                                   
052107,000726: 13,3314           27341                                    MAXDT                                 
052108,000727: 13,3315           50021                           BDSU     BMN                                   
052109,000728: 13,3316           27413                                    DT/2MAX                               
052110,000729: 13,3317           27341                                    MAXDT                                 
052111,000730: 13,3320           45345        DT/2COMP           DLOAD    DSU                                   
052112,000731: 13,3321           01116                                    TDEC                                  
052113,000732: 13,3322           01517                                    TET                                   
052114,000733: 13,3323           54234                           RTB      SL                                    
052115,000734: 13,3324           21612                                    SGNAGREE                              
052116,000735: 13,3325           20211                                    8D                                    
052117,000736: 13,3326           02076                           STORE    DT/2                                  #  B-19
052118,000737: 13,3327           51400                           BOV      ABS                                   
052119,000738: 13,3330           27345                                    GETMAXDT                              
052120,000739: 13,3331           50025                           DSU      BMN                                   #  IS TIME TO INTEG. TO GR THAN MAXTIME
052121,000740: 13,3332           00015                                    12D                                   
052122,000741: 13,3333           27351                                    P00HCHK                               
052123,000742: 13,3334           75345        USEMAXDT           DLOAD    SIGN                                  
052124,000743: 13,3335           00015                                    12D                                   
052125,000744: 13,3336           02076                                    DT/2                                  

Page 1219

052127,000746: 13,3337           36076                           STCALL   DT/2                                  
052128,000747: 13,3340           27351                                    P00HCHK                               
052129,000748: 13,3341           65345        MAXDT              DLOAD    PDDL                                  #  EXCHANGE DT/2MAX WITH COMPUTED MAX.
052130,000749: 13,3342           27413                                    DT/2MAX                               
052131,000750: 13,3343           77650                           GOTO                                           
052132,000751: 13,3344           27320                                    DT/2COMP                              
052133,000752: 13,3345           77634        GETMAXDT           RTB                                            
052134,000753: 13,3346           21712                                    SIGNMPAC                              
052135,000754: 13,3347           36076                           STCALL   DT/2                                  
052136,000755: 13,3350           27334                                    USEMAXDT                              
052137,000756: 13,3351           51545        P00HCHK            DLOAD    ABS                                   
052138,000757: 13,3352           02076                                    DT/2                                  
052139,000758: 13,3353           50025                           DSU      BMN                                   
052140,000759: 13,3354           27411                                    DT/2MIN                               
052141,000760: 13,3355           27157                                    A-PCHK                                
052142,000761: 13,3356           46135                           SLOAD    BHIZ                                  
052143,000762: 13,3357           01012                                    MODREG                                
052144,000763: 13,3360           27363                                    +3                                    
052145,000764: 13,3361           77650                           GOTO                                           
052146,000765: 13,3362           23252                                    TIMESTEP                              
052147,000766: 13,3363           77614                           BON                                            #  WAS THIS CALL VIA CSM(LEM)PREC
052148,000767: 13,3364           01707                                    PRECIFLG                              
052149,000768: 13,3365           23252                                    TIMESTEP                              #  YES
052150,000769: 13,3366           45345                           DLOAD    DSU                                   
052151,000770: 13,3367           02076                                    DT/2                                  
052152,000771: 13,3370           00015                                    12D                                   
052153,000772: 13,3371           43040                           BMN      BOFCLR                                
052154,000773: 13,3372           27157                                    A-PCHK                                
052155,000774: 13,3373           04242                                    NEWIFLG                               
052156,000775: 13,3374           23252                                    TIMESTEP                              
052157,000776: 13,3375           45345                           DLOAD    DSU                                   
052158,000777: 13,3376           01116                                    TDEC                                  
052159,000778: 13,3377           01517                                    TET                                   
052160,000779: 13,3400           77640                           BMN                                            #  NO BACKWARD INTEGRATION
052161,000780: 13,3401           27225                                    INTEXIT                               
052162,000781: 13,3402           40525                           PDDL     SR4                                   
052163,000782: 13,3403           02076                                    DT/2                                  #  IS 4(DT) LS (TDEC - TET)
052164,000783: 13,3404           44322                           SR2R     BDSU                                  #  NO
052165,000784: 13,3405           52040                           BMN      GOTO                                  
052166,000785: 13,3406           27225                                    INTEXIT                               
052167,000786: 13,3407           23252                                    TIMESTEP                              
052168,000787: 13,3410           00000 01400  DT/2MIN            2DEC     3          B-20                       
052169,000788: 
052170,000789: 13,3412           14152 00000  DT/2MAX            2DEC     4000       E2         B-20            
052171,000790: 
052172,000791: 13,3414           77776        INTSTALL           EXIT                                           
052173,000792: 13,3415           30106                           CA       RASFLAG                               
052174,000793: 13,3416           73466                           MASK     INTBITAB                              #  IS THIS STALL AREA FREE
052175,000794: 13,3417           00006                           EXTEND                                         
052176,000795: 13,3420           13460                           BZF      OKTOGRAB                              #  YES

Page 1220

052178,000797: 13,3421           33465                           CAF      WAKESTAL                              
052179,000798: 13,3422           05133                           TC       JOBSLEEP                              
052180,000799: 13,3423           77776        INTWAKE0           EXIT                                           
052181,000800: 13,3424           13445                           TCF      INTWAKE1                              
052182,000801: 
052183,000802: 13,3425           40106        INTWAKE            CS       RASFLAG                               #  IS THIS INTSTALLED ROUTINE TO BE
052184,000803: 13,3426           74745                           MASK     REINTBIT                              #        RESTARTED
052185,000804: 13,3427           10000                           CCS      A                                     
052186,000805: 13,3430           03445                           TC       INTWAKE1                              #  NO
052187,000806: 
052188,000807: 13,3431           50120                           INDEX    FIXLOC                                
052189,000808: 13,3432           30052                           CA       QPRET                                 
052190,000809: 13,3433           55055                           TS       TBASE2                                #  YES, DONT RESTART WITH SOMEONE ELSES Q
052191,000810: 
052192,000811: 13,3434           05353                           TC       PHASCHNG                              
052193,000812: 13,3435           04022                           OCT      04022                                 
052194,000813: 
052195,000814: 13,3436           31055                           CA       TBASE2                                
052196,000815: 13,3437           50120                           INDEX    FIXLOC                                
052197,000816: 13,3440           54052                           TS       QPRET                                 
052198,000817: 
052199,000818: 13,3441           34745                           CAF      REINTBIT                              
052200,000819: 13,3442           70106                           MASK     RASFLAG                               
052201,000820: 13,3443           00006                           EXTEND                                         
052202,000821: 13,3444           13463                           BZF      GOBAC                                 #  DONT INTWAKE IF WE CAME HERE VIA RESTART
052203,000822: 
052204,000823: 13,3445           33465        INTWAKE1           CAF      WAKESTAL                              
052205,000824: 13,3446           00004                           INHINT                                         
052206,000825: 13,3447           05137                           TC       JOBWAKE                               
052207,000826: 13,3450           10064                           CCS      LOCCTR                                
052208,000827: 13,3451           13445                           TCF      INTWAKE1                              
052209,000828: 13,3452           00051        FORTYONE           DEC      41         B-14                       
052210,000829: 13,3453           43466                           CS       INTBITAB                              
052211,000830: 13,3454           70106                           MASK     RASFLAG                               
052212,000831: 13,3455           54106                           TS       RASFLAG                               #  RELEASE STALL AREA
052213,000832: 13,3456           00003                           RELINT                                         
052214,000833: 13,3457           13463                           TCF      GOBAC                                 
052215,000834: 13,3460           34736        OKTOGRAB           CAF      INTFLBIT                              
052216,000835: 13,3461           00004                           INHINT                                         
052217,000836: 13,3462           26106                           ADS      RASFLAG                               
052218,000837: 13,3463           06037        GOBAC              TC       INTPRET                               
052219,000838: 13,3464           77616                           RVQ                                            
052220,000839: 13,3465           27415        WAKESTAL           CADR     INTSTALL   +1                         
052221,000840: 13,3466           20100        INTBITAB           OCT      20100                                 
052222,000841: 

Page 1221

052224,000843:                                                                                                  #  AVETOMID
052225,000844: 
052226,000845:                                                                                                  #  THIS ROUTINE PERFORMS THE TRANSITION FROM A THRUSTING PHASE TO THE COAST
052227,000846:                                                                                                  #  PHASE BY INITIALIZING THIS VEHICLES PERMANENT STATE VECTOR WITH THE
052228,000847:                                                                                                  #  VALUES LEFT BY THE AVERAGEG ROUTINE IN RN,VN,PIPTIME.
052229,000848: 
052230,000849:                                                                                                  #  BEFORE THIS IS DONE THE W-MATRIX, IF ITS VALID (OR WFLAG OR RENDWFLG IS
052231,000850:                                                                                                  #  SET) IS INTEGRATED FORWARD TO PIPTIME WITH THE PRE-THRUST STATE VECTOR.
052232,000851: 
052233,000852:                                                                                                  #  IN ADDITION, THE OTHER VEHICLE IS INTEGRATED (PERMANENT) TO PIPTIME.
052234,000853: 
052235,000854:                                                                                                  #  FINALLY TRKMKCNT IS ZEROED
052236,000855: 
052237,000856: 13,2000                                           SETLOC   INTINIT                               
052238,000857: 13,2000                                           BANK                                           
052239,000858: 
052240,000859: 13,3467                                           COUNT*   $$/INTIN                              
052241,000860: 13,3467           43020        AVETOMID           STQ      BON                                   
052242,000861: 13,3470           02772                                    EGRESS                                
052243,000862: 13,3471           02716                                    RENDWFLG                              
052244,000863: 13,3472           27536                                    INT/W                                 #  W-MATRIX VALID, GO INTEGRATE IT
052245,000864: 13,3473           77614                           BON                                            
052246,000865: 13,3474           01711                                    ORBWFLAG                              
052247,000866: 13,3475           27536                                    INT/W                                 #  W-MATRIX VALID, GO INTEGRATE IT
052248,000867: 
052249,000868: 13,3476           45145        OTHERS             DLOAD    CALL                                  #  GET SET FOR OTHER VEHICLE INTEGRATION
052250,000869: 13,3477           01235                                    PIPTIME                               #  DESIRED TIME
052251,000870: 13,3500           27414                                    INTSTALL                              
052252,000871: 13,3501           45014                           SET      CALL                                  
052253,000872: 13,3502           01474                                    VINTFLAG                              #  CM
052254,000873: 13,3503           26644                                    SETIFLGS                              #  SETS UP NONE W-MAT. PERMANENT INTEG.
052255,000874: 13,3504           34041                           STCALL   TDEC1                                 
052256,000875: 13,3505           27134                                    INTEGRV                               
052257,000876: 
052258,000877: 13,3506           45174                           AXT,2    CALL                                  #  NOW MOVE PROPERLY SCALE RN,UN AS WELL AS
052259,000878: 13,3507           00002                                    2                                     #  PIPTIME TO INTEGRATION ERASABLES.
052260,000879: 13,3510           27414                                    INTSTALL                              
052261,000880: 13,3511           77014                           BON      AXT,2                                 
052262,000881: 13,3512           04304                                    MOONTHIS                              
052263,000882: 13,3513           27515                                    +2                                    
052264,000883: 13,3514           00000                                    0                                     
052265,000884: 13,3515           53775                           VLOAD    VSR*                                  
052266,000885: 13,3516           01221                                    RN                                    
052267,000886: 13,3517           57176                                    0,2                                   
052268,000887: 13,3520           01503                           STORE    RRECT                                 
052269,000888: 13,3521           15535                           STODL    RCV                                   
052270,000889: 13,3522           01235                                    PIPTIME                               
052271,000890: 13,3523           25517                           STOVL    TET                                   
052272,000891: 13,3524           01227                                    VN                                    

Page 1222

052274,000893: 13,3525           45057                           VSR*     CALL                                  
052275,000894: 13,3526           57176                                    0,2                                   
052276,000895: 13,3527           23455                                    MINIRECT                              #  FINISH SETTING UP STATE VECTOR
052277,000896: 13,3530           66234                           RTB      SSP                                   
052278,000897: 13,3531           26747                                    MOVATHIS                              #  PUT TEMP STATE VECTOR INTO PERMANENT
052279,000898: 13,3532           03463                                    TRKMKCNT                              
052280,000899: 13,3533           00000                                    0                                     
052281,000900: 13,3534           77650                           GOTO                                           
052282,000901: 13,3535           47226                                    FAZAB5                                
052283,000902: 
052284,000903: 13,3536           45145        INT/W              DLOAD    CALL                                  
052285,000904: 13,3537           01235                                    PIPTIME                               #  INTEGRATE W THRU BURN
052286,000905: 13,3540           27414                                    INTSTALL                              
052287,000906: 13,3541           43014                           SET      SET                                   
052288,000907: 13,3542           01476                                    DIM0FLAG                              #  DO W-MATRIX
052289,000908: 13,3543           04476                                    AVEMIDSW                              #  SO WONT CLOBBER RN,VN,PIPTIME
052290,000909: 13,3544           43014                           SET      CLEAR                                 
052291,000910: 13,3545           01475                                    D6OR9FLG                              #  9X9 FOR LM
052292,000911: 13,3546           01674                                    VINTFLAG                              #  LM
052293,000912: 13,3547           34041                           STCALL   TDEC1                                 
052294,000913: 13,3550           27134                                    INTEGRV                               
052295,000914: 13,3551           77650                           GOTO                                           
052296,000915: 13,3552           27476                                    OTHERS                                #  NOW GO DO THE OTHER VEHICLE
052297,000916: 

Page 1223

052299,000918:                                                                                                  #  MIDTOAV1
052300,000919: 
052301,000920:                                                                                                  #  THIS ROUTINE INTEGRATES (PRECISION) TO THE TIME SPECIFIED IN TDEC1.
052302,000921:                                                                                                  #  IF, AT THE END OF AN INTEGRATION TIME STEP, CURRENT TIME PLUS A DELTA
052303,000922:                                                                                                  #  TIME (SEE TIMEDELT.....BASED ON THE COMPUTATUON TIME FOR ONE TIME STEP)
052304,000923:                                                                                                  #  IS GREATER THAN THE DESIRED TIME, ALARM 1703 IS SET AND THE INTEGRATION
052305,000924:                                                                                                  #  IS DONE TO THE CURRENT TIME.
052306,000925:                                                                                                  #  RETURN IS IN BASIC TO THE RETURN ADDRESS PLUS ONE.
052307,000926: 
052308,000927:                                                                                                  #  IF THE INTEGRATION IS FINISHED TO THE DESIRED TIME, RETURN IS IN BASIC
052309,000928:                                                                                                  #  TO THE RETURN ADDRESS
052310,000929: 
052311,000930:                                                                                                  #  IN EITHER CASE, BEFORE RETURNING, THE EXTRAPOLATED STATE VECTOR IS TRAN
052312,000931:                                                                                                  #  FERRED FROM R,VATT TO R,VN1-PIPTIME1 IS SET TO THE FINISHING INTEGRA-
052313,000932:                                                                                                  #  TION TIME AND MPAC IS SET TO THE DELTA TIME ---
052314,000933:                                                                                                  #                        TAT MINUS CURRENT TIME.
052315,000934: 
052316,000935:                                                                                                  #  MIDTOAV2
052317,000936: 
052318,000937:                                                                                                  #  THIS ROUTINE INTEGRATES THIS VEHICLES STATE VECTOR TO THE CURRENT TIME.
052319,000938:                                                                                                  #  NO INPUTS ARE REQUIRED OF THE CALLER.  RETURN IS IN BASIC TO THE RETURN
052320,000939:                                                                                                  #  ADDRESS WITH THE ABOVE TRANSFERS TO R,VN1-PIPTIME1-AND MPAC DONE
052321,000940: 
052322,000941: 13,3553  E7,1744                                  EBANK=   IRETURN1                              
052323,000942: 13,3553           43020        MIDTOAV2           STQ      CLRGO                                 #  INTEGRATE TO PRESENT TIME PLUS TIMEDELT
052324,000943: 13,3554           03744                                    IRETURN1                              
052325,000944: 13,3555           04634                                    MID1FLAG                              
052326,000945: 13,3556           27572                                    ENTMID2                               
052327,000946: 
052328,000947: 13,3557           43020        MIDTOAV1           STQ      SET                                   #  INTEGRATE TO TDEC1
052329,000948: 13,3560           03744                                    IRETURN1                              
052330,000949: 13,3561           04474                                    MID1FLAG                              
052331,000950: 13,3562           43234                           RTB      DAD                                   #  INITIAL CHECK, IS TDEC1 IN THE FUTURE
052332,000951: 13,3563           21573                                    LOADTIME                              
052333,000952: 13,3564           27674                                    TIMEDELT                              
052334,000953: 13,3565           51021                           BDSU     BPL                                   
052335,000954: 13,3566           00041                                    TDEC1                                 
052336,000955: 13,3567           27576                                    ENTMID1                               #  Y5S
052337,000956: 13,3570           77624                           CALL                                           
052338,000957: 13,3571           27662                                    NOTIME                                #  NO, SET ALARM, SWITCH TO MIDTOAV2
052339,000958: 
052340,000959: 13,3572           43234        ENTMID2            RTB      DAD                                   
052341,000960: 13,3573           21573                                    LOADTIME                              
052342,000961: 13,3574           27674                                    TIMEDELT                              
052343,000962: 13,3575           00041                           STORE    TDEC1                                 
052344,000963: 
052345,000964: 13,3576           77624        ENTMID1            CALL                                           
052346,000965: 13,3577           27414                                    INTSTALL                              
052347,000966: 13,3600           45014                           CLEAR    CALL                                  

Page 1224

052349,000968: 13,3601           01676                                    DIM0FLAG                              #  NO W-MATRIX
052350,000969: 13,3602           26066                                    THISVINT                              
052351,000970: 13,3603           43014                           CLEAR    SET                                   
052352,000971: 13,3604           01673                                    INTYPFLG                              
052353,000972: 13,3605           04475                                    MIDAVFLG                              #  LET INTEG. KNOW THE CALL IS FOR MIDTOAV.
052354,000973: 13,3606           77624                           CALL                                           
052355,000974: 13,3607           27134                                    INTEGRV                               #  GO INTEGRATE
052356,000975: 13,3610           77214                           CLEAR    VLOAD                                 
052357,000976: 13,3611           04675                                    MIDAVFLG                              
052358,000977: 13,3612           00001                                    RATT                                  
052359,000978: 13,3613           27545                           STOVL    RN1                                   
052360,000979: 13,3614           00007                                    VATT                                  
052361,000980: 13,3615           17553                           STODL    VN1                                   
052362,000981: 13,3616           00015                                    TAT                                   
052363,000982: 13,3617           03561                           STORE    PIPTIME1                              
052364,000983: 13,3620           66134                           SXA,2    SXA,1                                 
052365,000984: 13,3621           02777                                    RTX2                                  
052366,000985: 13,3622           02776                                    RTX1                                  
052367,000986: 13,3623           77776                           EXIT                                           
052368,000987: 
052369,000988: 13,3624           00004                           INHINT                                         
052370,000989: 13,3625           00006                           EXTEND                                         
052371,000990: 13,3626           40025                           DCS      TIME2                                 
052372,000991: 13,3627           20155                           DAS      MPAC                                  
052373,000992: 13,3630           07257                           TC       TPAGREE                               
052374,000993: 
052375,000994: 13,3631           31744                           CA       IRETURN1                              
052376,000995: 13,3632           04640                           TC       BANKJUMP                              
052377,000996: 13,3633           47014        CKMID2             BOF      RTB                                   
052378,000997: 13,3634           04754                                    MID1FLAG                              
052379,000998: 13,3635           27652                                    MID2                                  
052380,000999: 13,3636           21573                                    LOADTIME                              
052381,001000: 13,3637           44215                           DAD      BDSU                                  
052382,001001: 13,3640           27674                                    TIMEDELT                              
052383,001002: 13,3641           01116                                    TDEC                                  
052384,001003: 13,3642           45044                           BPL      CALL                                  
052385,001004: 13,3643           27257                                    TESTLOOP                              #  YES
052386,001005: 13,3644           27662                                    NOTIME                                
052387,001006: 
052388,001007: 13,3645           43234        TIMEINC            RTB      DAD                                   
052389,001008: 13,3646           21573                                    LOADTIME                              
052390,001009: 13,3647           27674                                    TIMEDELT                              
052391,001010: 13,3650           35116                           STCALL   TDEC                                  
052392,001011: 13,3651           27257                                    TESTLOOP                              
052393,001012: 
052394,001013: 13,3652           45345        MID2               DLOAD    DSU                                   
052395,001014: 13,3653           01116                                    TDEC                                  
052396,001015: 13,3654           01517                                    TET                                   
052397,001016: 13,3655           45246                           ABS      DSU                                   
052398,001017: 13,3656           27672                                    3CSECS                                
052399,001018: 

Page 1225

052401,001020: 13,3657           52040                           BMN      GOTO                                  
052402,001021: 13,3660           27157                                    A-PCHK                                
052403,001022: 13,3661           27645                                    TIMEINC                               
052404,001023: 
052405,001024: 13,3662           77414        NOTIME             CLEAR    EXIT                                  #  TOO LATE
052406,001025: 13,3663           04674                                    MID1FLAG                              
052407,001026: 13,3664           25744                           INCR     IRETURN1                              #  SET ERROR EXIT (CALLOC +2)
052408,001027: 13,3665           05567                           TC       ALARM                                 #  INSUFFICIENT TIME FOR INTEGRATION --
052409,001028: 13,3666           01703                           OCT      1703                                  #        TIG WILL BE SLIPPED...
052410,001029: 13,3667           06037                           TC       INTPRET                               
052411,001030: 13,3670           77616                           RVQ                                            
052412,001031: 
052413,001032: 13,3671           00000 00003  3CSECS             2DEC     3          B-28                       
052414,001033: 
052415,001034: 13,3673           00000 03720  TIMEDELT           2DEC     2000       B-28                       
052416,001035: 
052417,001036: 27,3360                                           BANK     27                                    
052418,001037: 04,2000                                           SETLOC   UPDATE2                               
052419,001038: 04,2000                                           BANK                                           
052420,001039: 04,3165     1167                                  EBANK=   INTWAKUQ                              
052421,001040: 
052422,001041: 04,3165                                           COUNT*   $$/INTIN                              
052423,001042: 
052424,001043: 04,3165     1167               INTWAKUQ           =        INTWAK1Q                              #  TEMPORARY UNTIL NAME OF INTWAK1Q IS CHNG
052425,001044: 
052426,001045: 04,3165           00003        INTWAKEU           RELINT                                         
052427,001046: 04,3166           00006                           EXTEND                                         
052428,001047: 04,3167           23167                           QXCH     INTWAKUQ                              #  SAVE Q FOR RETURN
052429,001048: 
052430,001049: 04,3170           06037                           TC       INTPRET                               
052431,001050: 
052432,001051: 04,3171           53135                           SLOAD    BZE                                   #  IS THIS A CSM/LEM STATE VECTOR UPDATE
052433,001052: 04,3172           01502                                    UPSVFLAG                              #  REQUEST.  IF NOT GO TO INTWAKUP.
052434,001053: 04,3173           11232                                    INTWAKUP                              
052435,001054: 
052436,001055: 04,3174           77775                           VLOAD                                          #  MOVE RRECT(6) AND VRECT(6) INTO
052437,001056: 04,3175           01503                                    RRECT                                 #        RCV(6) AND VCV(6) RESPECTIVELY.
052438,001057: 04,3176           25535                           STOVL    RCV                                   
052439,001058: 04,3177           01511                                    VRECT                                 #  NOW GO TO 'RECTIFY +13D' TO
052440,001059: 04,3200           77624                           CALL                                           #  STORE VRECT INTO VCV AND ZERO OUT
052441,001060: 04,3201           23456                                    RECTIFY    +13D                       #  TDELTAV(6),TNUV(6),TC(2) AND XKEP(2)
052442,001061: 04,3202           51535                           SLOAD    ABS                                   #  COMPARE ABSOLUTE VALUE OF 'UPSVFLAG'
052443,001062: 04,3203           01502                                    UPSVFLAG                              #  TO 'UPDATE MOON STATE VECTOR CODE'
052444,001063: 04,3204           53025                           DSU      BZE                                   #  TO DETERMINE WHETHER THE STATE VECTOR TO
052445,001064: 04,3205           11243                                    UPMNSVCD                              #  BE UPDATED IS IN THE EARTH OR LUNAR
052446,001065: 04,3206           11213                                    INTWAKEM                              #  SPHERE OF INFLUENCE.........
052447,001066: 04,3207           43174                           AXT,2    CLRGO                                 #  EARTH SPHERE OF INFLUENCE.
052448,001067: 04,3210           00000                           DEC      0          B-14                       
052449,001068: 04,3211           00223                                    MOONFLAG                              

Page 1226

052451,001070: 04,3212           11216                                    INTWAKEC                              
052452,001071: 04,3213           43174        INTWAKEM           AXT,2    SET                                   #  LUNAR SPHERE OF INFLUENCE.
052453,001072: 04,3214           00002                           DEC      2          B-14                       
052454,001073: 04,3215           00063                                    MOONFLAG                              
052455,001074: 04,3216           50135        INTWAKEC           SLOAD    BMN                                   #  COMMON CODING AFTER X2 INITIALIZED AND
052456,001075:                                                                                                  #  MOONFLAG SET (OR CLEARED).
052457,001076: 04,3217           01502                                    UPSVFLAG                              #  IS THIS A REQUEST FOR A LEM OR CSM
052458,001077: 04,3220           11226                                    INTWAKLM                              #        STATE VECTOR UPDATE......
052459,001078: 04,3221           77624                           CALL                                           #  UPDATE CSM STATE VECTOR
052460,001079: 04,3222           26661                                    ATOPCSM                               
052461,001080: 
052462,001081: 04,3223           52014                           CLEAR    GOTO                                  
052463,001082: 04,3224           01671                                    ORBWFLAG                              
052464,001083: 04,3225           11230                                    INTWAKEX                              
052465,001084: 
052466,001085: 04,3226           77624        INTWAKLM           CALL                                           #  UPDATE LM STATE VECTOR
052467,001086: 04,3227           26734                                    ATOPLEM                               
052468,001087: 
052469,001088: 04,3230           77614        INTWAKEX           CLEAR                                          
052470,001089: 04,3231           02676                                    RENDWFLG                              
052471,001090: 
052472,001091: 04,3232           45131        INTWAKUP           SSP      CALL                                  #  REMOVE :UPDATE STATE VECTOR INDICATOR:
052473,001092: 04,3233           01502                                    UPSVFLAG                              
052474,001093: 04,3234           00000                                    0                                     
052475,001094: 04,3235           27423                                    INTWAKE0                              #  RELEASE :GRAB: OF ORBIT INTEG
052476,001095: 04,3236           77776                           EXIT                                           
052477,001096: 
052478,001097: 04,3237           05353                           TC       PHASCHNG                              
052479,001098: 04,3240           04026                           OCT      04026                                 
052480,001099: 04,3241           01167                           TC       INTWAKUQ                              
052481,001100: 
052482,001101: 04,3242           00002        UPMNSVCD           OCT      2                                     
052483,001102: 04,3243           00000                           OCT      0                                     
052484,001103: 
052485,001104: 04,3244           77420        GRP2PC             STQ      EXIT                                  
052486,001105: 04,3245           02711                                    GRP2SVQ                               
052487,001106: 04,3246           05353                           TC       PHASCHNG                              
052488,001107: 04,3247           04022                           OCT      04022                                 
052489,001108: 04,3250           06037                           TC       INTPRET                               
052490,001109: 04,3251           77650                           GOTO                                           
052491,001110: 04,3252           02711                                    GRP2SVQ                               
052492,001111: 

End of include-file INTEGRATION_INITIALIZATION.agc.  Parent file is MAIN.agc