Source Code
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This source code is very close to the Apollo Guidance Computer software for the
Apollo 13 Lunar module. This revision of the Luminary 131 program is from December
of 1969, whereas there was a later revision in January of 1970, and still another
revision in February, which is the code that flew on the mission.
As far as this transcription is concerned, it was originally from a copy made in 1991 of
a printout from the collection of AGC developer Don Eyles for collector David Craig.
It was subsequently scanned by Gary Neff, reprocessed for online
presentation at the now-discontinued History of Recent Science and Technology (HRST) website
of MIT's Dibner Institute (the full-quality scans being discarded in the process),
and finally transcribed by Ron Burkey for the Virtual AGC Project. Although a
high-quality replacement scan for a completely illegible page was later provided by Gary
Neff, the reduced legibility of the reprocessed HRST posting nevertheless caused many
errors to be introduced into the transcription. Accordingly, a second scan of the same physical
printout was made in 2017 for the Virtual AGC Project's collection at the Internet Archive,
and used to correct the transcription errors. All of the scanned materials mentioned,
as well as other Luminary 131 related material, are available online.
Don Eyles apprently made additional hand-written notes in printout between 1991 and 2017,
so the two scans are not identical in that respect. The page-headings in the printout read, in part:GAP: ASSEMBLE REVISION 131 OF AGC PROGRAM LUMINARY BY NASA 2021112-091 17:53 DEC. 19, 1969Note that the date is the date the printout was made, not the date on which the program revision was released, although these happen to be very close together. |
051333,000002: ## Copyright: Public domain.
051334,000003: ## Filename: ORBITAL_INTEGRATION.agc
051335,000004: ## Purpose: A section of Luminary 1C, revision 131.
051336,000005: ## It is part of the source code for the Lunar Module's (LM)
051337,000006: ## Apollo Guidance Computer (AGC) for Apollo 13.
051338,000007: ## This file is intended to be a faithful transcription, except
051339,000008: ## that the code format has been changed to conform to the
051340,000009: ## requirements of the yaYUL assembler rather than the
051341,000010: ## original YUL assembler.
051342,000011: ## Reference: pp. 1220-1240
051343,000012: ## Contact: Ron Burkey <info@sandroid.org>.
051344,000013: ## Website: www.ibiblio.org/apollo/index.html
051345,000014: ## Mod history: 06/02/03 RSB. Began transcribing.
051346,000015: ## 05/14/05 RSB Corrected website reference above.
051347,000016: ## 2017-01-06 RSB Page numbers now agree with those on the
051348,000017: ## original hardcopy, as opposed to the PDF page
051349,000018: ## numbers in 1701.pdf.
051350,000019: ## 2017-02-27 RSB Proofed comment text using octopus/ProoferComments.
051351,000020: ## 2017-03-13 RSB Comment-text fixes noted in proofing Luminary 116.
051352,000021: ## 2017-03-16 RSB Comment-text fixes identified in 5-way
051353,000022: ## side-by-side diff of Luminary 69/99/116/131/210.
051354,000023: ## 2017-03-17 RSB Comment-text fixes identified in diff'ing
051355,000024: ## Luminary 99 vs Comanche 55.
051356,000025:
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Page 1220 |
051358,000027: # DELETE
051359,000028: 13,3671 BANK 13
051360,000029: 11,2000 SETLOC ORBITAL
051361,000030: 11,2000 BANK
051362,000031: 11,2404 COUNT* $$/ORBIT
051363,000032:
051364,000033: # DELETE
051365,000034: 11,2404 40354 KEPPREP LXA,2 SETPD
051366,000035: 11,2405 02030 PBODY
051367,000036: 11,2406 00001 0
051368,000037: 11,2407 75543 DLOAD* SQRT # SQRT(MU) (+18 OR +15) 0D PL 2D
051369,000038: 11,2410 51770 MUEARTH,2
051370,000039: 11,2411 53515 PDVL UNIT # PL 8D
051371,000040: 11,2412 01535 RCV
051372,000041: 11,2413 60325 PDDL NORM # NORM R (+29 OR +27 - N1) 2D PL 4D
051373,000042: 11,2414 00045 36D
051374,000043: 11,2415 00047 X1
051375,000044: 11,2416 77715 PDVL
051376,000045: 11,2417 65241 DOT PDDL # F*SQRT(MU) (+7 OR +5) 4D PL 6D
051377,000046: 11,2420 01543 VCV
051378,000047: 11,2421 02074 TAU. # (+28)
051379,000048: 11,2422 60225 DSU NORM
051380,000049: 11,2423 01551 TC
051381,000050: 11,2424 00051 S1
051382,000051: 11,2425 77742 SR1
051383,000052: 11,2426 65271 DDV PDDL
051384,000053: 11,2427 00003 2D
051385,000054: 11,2430 41405 DMP PUSH # FS (+6 +N1-N2) 6D PL 8D
051386,000055: 11,2431 00005 4D
051387,000056: 11,2432 65316 DSQ PDDL # (FS)SQ (+12 +2(N1-N2)) 8D PL 10D
051388,000057: 11,2433 00005 4D
051389,000058: 11,2434 64716 DSQ PDDL* # SSQ/MU (-2 OR +2(N1-N2)) 10D PL 12D
051390,000059: 11,2435 51770 MUEARTH,2
051391,000060: 11,2436 40442 SR3 SR4
051392,000061: 11,2437 47515 PDVL VSQ # PREALIGN MU (+43 OR +37) 12D PL 14D
051393,000062: 11,2440 01543 VCV
051394,000063: 11,2441 44205 DMP BDSU # PL 12D
051395,000064: 11,2442 00045 36D
051396,000065: 11,2443 41271 DDV DMP # PL 10D
051397,000066: 11,2444 00003 2D # -(1/R-ALPHA) (+12 +3N1-2N2)
051398,000067: 11,2445 53605 DMP SL*
051399,000068: 11,2446 11230 DP2/3
051400,000069: 11,2447 20176 0 -3,1 # 10L(1/R-ALPHA) (+13 +2(N1-N2))
051401,000070: 11,2450 43260 XSU,1 DAD # 2(FS)SQ - ETCETRA PL 8D
051402,000071: 11,2451 00050 S1 # X1 = N2-N1
051403,000072: 11,2452 45257 SL* DSU # -FS+2(FS)SQ ETC (+6 +N1-N2) PL 6D
051404,000073: 11,2453 20211 8D,1
051405,000074: 11,2454 41205 DMP DMP
051406,000075: 11,2455 00001 0D
051407,000076: 11,2456 00005 4D
051408,000077: 11,2457 53657 SL* SL*
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Page 1221 |
051410,000079: 11,2460 20211 8D,1
051411,000080: 11,2461 20201 0,1 # S(-FS(1-2FS)-1/6...) (+17 OR +16)
051412,000081: 11,2462 65215 DAD PDDL # PL 6D
051413,000082: 11,2463 01553 XKEP
051414,000083: 11,2464 53605 DMP SL* # S(+17 OR +16)
051415,000084: 11,2465 00001 0D
051416,000085: 11,2466 20202 1,1
051417,000086: 11,2467 43204 BOVB DAD
051418,000087: 11,2470 57754 TCDANZIG
051419,000088: 11,2471 77626 STADR
051420,000089: 11,2472 75647 STORE XKEPNEW
051421,000090: 11,2473 74020 STQ AXC,1
051422,000091: 11,2474 02112 KEPRTN
051423,000092: 11,2475 00012 DEC 10 B-14
051424,000093: 11,2476 74014 BON AXC,1
051425,000094: 11,2477 00303 MOONFLAG
051426,000095: 11,2500 24023 KEPLERN
051427,000096: 11,2501 00002 DEC 2 B-14
051428,000097: 11,2502 77650 GOTO
051429,000098: 11,2503 24023 KEPLERN
051430,000099:
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Page 1222 |
051432,000101: 11,2504 66350 FBR3 LXA,1 SSP
051433,000102: 11,2505 01500 DIFEQCNT
051434,000103: 11,2506 00051 S1
051435,000104: 11,2507 77762 DEC -13 B-14
051436,000105: 11,2510 54345 DLOAD SR
051437,000106: 11,2511 02076 DT/2
051438,000107: 11,2512 20612 9D
051439,000108: 11,2513 61500 TIX,1 ROUND
051440,000109: 11,2514 22515 +1
051441,000110: 11,2515 43206 PUSH DAD
051442,000111: 11,2516 01551 TC
051443,000112: 11,2517 16074 STODL TAU.
051444,000113: 11,2520 77615 DAD
051445,000114: 11,2521 01517 TET
051446,000115: 11,2522 35517 STCALL TET
051447,000116: 11,2523 22404 KEPPREP
051448,000117:
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Page 1223 |
051450,000119: # AGC ROUTINE TO COMPUTE ACCELERATION COMPONENTS.
051451,000120:
051452,000121: 11,2524 73150 ACCOMP LXA,1 LXA,2
051453,000122: 11,2525 02030 PBODY
051454,000123: 11,2526 02030 PBODY
051455,000124: 11,2527 77775 VLOAD
051456,000125: 11,2530 24007 ZEROVEC
051457,000126: 11,2531 26062 STOVL FV
051458,000127: 11,2532 02032 ALPHAV
051459,000128: 11,2533 53257 VSL* VAD
051460,000129: 11,2534 57605 0 -7,2
051461,000130: 11,2535 01535 RCV
051462,000131: 11,2536 02040 STORE BETAV
051463,000132: 11,2537 65014 BOF XCHX,2
051464,000133: 11,2540 01756 DIM0FLAG
051465,000134: 11,2541 22546 +5
051466,000135: 11,2542 01500 DIFEQCNT
051467,000136: 11,2543 12132 STORE VECTAB,2
051468,000137: 11,2544 77724 XCHX,2
051469,000138: 11,2545 01500 DIFEQCNT
051470,000139: 11,2546 53575 VLOAD UNIT
051471,000140: 11,2547 02032 ALPHAV
051472,000141: 11,2550 16032 STODL ALPHAV
051473,000142: 11,2551 00045 36D
051474,000143: 11,2552 36070 STCALL ALPHAM
051475,000144: 11,2553 22655 GAMCOMP
051476,000145: 11,2554 66175 VLOAD SXA,1
051477,000146: 11,2555 02040 BETAV
051478,000147: 11,2556 00051 S2
051479,000148: 11,2557 16032 STODL ALPHAV
051480,000149: 11,2560 02072 BETAM
051481,000150: 11,2561 02070 STORE ALPHAM
051482,000151: 11,2562 71214 BOF DLOAD
051483,000152: 11,2563 00342 MIDFLAG
051484,000153: 11,2564 23026 OBLATE
051485,000154: 11,2565 01517 TET
051486,000155: 11,2566 77624 CALL
051487,000156: 11,2567 33647 LSPOS
051488,000157: 11,2570 72174 AXT,2 LXA,1
051489,000158: 11,2571 00002 2
051490,000159: 11,2572 00051 S2
051491,000160: 11,2573 77614 BOF
051492,000161: 11,2574 00343 MOONFLAG
051493,000162: 11,2575 22600 +3
051494,000163: 11,2576 77076 VCOMP AXT,2
051495,000164: 11,2577 00000 0
051496,000165: 11,2600 02040 STORE BETAV
051497,000166: 11,2601 26105 STOVL RPQV
051498,000167: 11,2602 00003 2D
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Page 1224 |
051500,000169: 11,2603 02122 STORE RPSV
051501,000170: 11,2604 45335 SLOAD DSU
051502,000171: 11,2605 01011 MODREG
051503,000172: 11,2606 11232 OCT27
051504,000173: 11,2607 43030 BHIZ BOF
051505,000174: 11,2610 22613 +3
051506,000175: 11,2611 01756 DIM0FLAG
051507,000176: 11,2612 22627 GETRPSV
051508,000177: 11,2613 74375 VLOAD VXSC
051509,000178: 11,2614 02032 ALPHAV
051510,000179: 11,2615 02070 ALPHAM
051511,000180: 11,2616 52257 VSR* VSU
051512,000181: 11,2617 57175 1,2
051513,000182: 11,2620 02040 BETAV
051514,000183: 11,2621 77724 XCHX,2
051515,000184: 11,2622 01500 DIFEQCNT
051516,000185: 11,2623 12140 STORE VECTAB +6,2
051517,000186: 11,2624 02114 STORE RQVV
051518,000187: 11,2625 77724 XCHX,2
051519,000188: 11,2626 01500 DIFEQCNT
051520,000189: 11,2627 62175 GETRPSV VLOAD INCR,1
051521,000190: 11,2630 02105 RPQV
051522,000191: 11,2631 00004 4
051523,000192: 11,2632 43014 CLEAR BOF
051524,000193: 11,2633 04260 RPQFLAG
051525,000194: 11,2634 00343 MOONFLAG
051526,000195: 11,2635 22642 +5
051527,000196: 11,2636 53261 VSR VAD
051528,000197: 11,2637 20612 9D
051529,000198: 11,2640 02122 RPSV
051530,000199: 11,2641 02122 STORE RPSV
051531,000200: 11,2642 77624 CALL
051532,000201: 11,2643 22655 GAMCOMP
051533,000202: 11,2644 62174 AXT,2 INCR,1
051534,000203: 11,2645 00004 4
051535,000204: 11,2646 00004 4
051536,000205: 11,2647 77775 VLOAD
051537,000206: 11,2650 02122 RPSV
051538,000207: 11,2651 36040 STCALL BETAV
051539,000208: 11,2652 22655 GAMCOMP
051540,000209: 11,2653 77650 GOTO
051541,000210: 11,2654 23026 OBLATE
051542,000211: 11,2655 74575 GAMCOMP VLOAD VSR1
051543,000212: 11,2656 02040 BETAV
051544,000213: 11,2657 40236 VSQ SETPD
051545,000214: 11,2660 00001 0
051546,000215: 11,2661 61501 NORM ROUND
051547,000216: 11,2662 00040 31D
051548,000217: 11,2663 60325 PDDL NORM # NORMED B SQUARED TO PD LIST
051549,000218: 11,2664 02070 ALPHAM # NORMALIZE (LESS ONE) LENGTH OF ALPHA
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Page 1225 |
051551,000220: 11,2665 00041 32D # SAVING NORM SCALE FACTOR IN X1
051552,000221: 11,2666 63342 SR1 PDVL
051553,000222: 11,2667 02040 BETAV # C(PDL+2) = ALMOST NORMED ALPHA
051554,000223: 11,2670 77656 UNIT
051555,000224: 11,2671 16040 STODL BETAV
051556,000225: 11,2672 00045 36D
051557,000226: 11,2673 02072 STORE BETAM
051558,000227: 11,2674 55301 NORM BDDV # FORM NORMALIZED QUOTIENT ALPHAM/BETAM
051559,000228: 11,2675 00042 33D
051560,000229: 11,2676 41562 SR1R PUSH # C(PDL+2) = ALMOST NORMALIZED RHO.
051561,000230: 11,2677 77743 DLOAD*
051562,000231: 11,2700 27731 ASCALE,1
051563,000232: 11,2701 00051 STORE S1
051564,000233: 11,2702 57124 XCHX,2 XAD,2
051565,000234: 11,2703 00050 S1
051566,000235: 11,2704 00040 32D
051567,000236: 11,2705 71264 XSU,2 DLOAD
051568,000237: 11,2706 00041 33D
051569,000238: 11,2707 00003 2D
051570,000239: 11,2710 65057 SR* XCHX,2
051571,000240: 11,2711 57177 0 -1,2
051572,000241: 11,2712 00050 S1
051573,000242: 11,2713 74406 PUSH SR1R # RHO/4 TO 4D
051574,000243: 11,2714 50315 PDVL DOT
051575,000244: 11,2715 02032 ALPHAV
051576,000245: 11,2716 02040 BETAV
051577,000246: 11,2717 44372 SL1R BDSU # (RHO/4) - 2(ALPHAV/2.BETAV/2)
051578,000247: 11,2720 57206 PUSH DMPR # TO PDL+6
051579,000248: 11,2721 00005 4
051580,000249: 11,2722 77752 SL1
051581,000250: 11,2723 43206 PUSH DAD
051582,000251: 11,2724 25766 DQUARTER
051583,000252: 11,2725 75406 PUSH SQRT
051584,000253: 11,2726 41475 DMPR PUSH
051585,000254: 11,2727 00013 10D
051586,000255: 11,2730 43352 SL1 DAD
051587,000256: 11,2731 25766 DQUARTER
051588,000257: 11,2732 43325 PDDL DAD # (1/4)+2((Q+1)/4) TO PD+14D
051589,000258: 11,2733 00013 10D
051590,000259: 11,2734 24005 HALFDP
051591,000260: 11,2735 72475 DMPR SL1
051592,000261: 11,2736 00011 8D
051593,000262: 11,2737 56215 DAD DDV
051594,000263: 11,2740 25760 THREE/8
051595,000264: 11,2741 00017 14D
051596,000265: 11,2742 74275 DMPR VXSC
051597,000266: 11,2743 00007 6
051598,000267: 11,2744 02040 BETAV # -
051599,000268: 11,2745 64515 PDVL VSR3 # (G/2)(C(PD+4))B/2 TO PD+16D
051600,000269: 11,2746 02032 ALPHAV
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Page 1226 |
051602,000271: 11,2747 41455 VAD PUSH # A12 + C(PD+16D) TO PD+16D
051603,000272: 11,2750 41345 DLOAD DMP
051604,000273: 11,2751 00001 0
051605,000274: 11,2752 00015 12D
051606,000275: 11,2753 61501 NORM ROUND
051607,000276: 11,2754 00037 30D
051608,000277: 11,2755 40665 BDDV DMP*
051609,000278: 11,2756 00003 2
051610,000279: 11,2757 51770 MUEARTH,2
051611,000280: 11,2760 74276 DCOMP VXSC
051612,000281: 11,2761 57124 XCHX,2 XAD,2
051613,000282: 11,2762 00050 S1
051614,000283: 11,2763 00051 S2
051615,000284: 11,2764 55064 XSU,2 XSU,2
051616,000285: 11,2765 00036 30D
051617,000286: 11,2766 00037 31D
051618,000287: 11,2767 53604 BOVB VSR*
051619,000288: 11,2770 57754 TCDANZIG
051620,000289: 11,2771 57177 0 -1,2
051621,000290: 11,2772 53324 XCHX,2 VAD
051622,000291: 11,2773 00050 S1
051623,000292: 11,2774 02062 FV
051624,000293: 11,2775 02062 STORE FV
051625,000294: 11,2776 43400 BOV RVQ # RETURN IF NO OVERFLOW
051626,000295: 11,2777 23000 +1
051627,000296: 11,3000 51575 GOBAQUE VLOAD ABVAL
051628,000297: 11,3001 01521 TDELTAV
051629,000298: 11,3002 77654 BZE
051630,000299: 11,3003 23023 INT-ABRT
051631,000300: 11,3004 54345 DLOAD SR
051632,000301: 11,3005 02100 H
051633,000302: 11,3006 20612 9D
051634,000303: 11,3007 44206 PUSH BDSU
051635,000304: 11,3010 01551 TC
051636,000305: 11,3011 16074 STODL TAU.
051637,000306: 11,3012 01517 TET
051638,000307: 11,3013 45425 DSU STADR
051639,000308: 11,3014 42260 STCALL TET
051640,000309: 11,3015 22404 KEPPREP
051641,000310: 11,3016 77624 CALL
051642,000311: 11,3017 27671 RECTIFY
051643,000312: 11,3020 77614 SETGO
051644,000313: 11,3021 04020 RPQFLAG
051645,000314: 11,3022 27256 TESTLOOP
051646,000315:
051647,000316: 11,3023 77776 INT-ABRT EXIT
051648,000317: 11,3024 05642 TC POODOO
051649,000318: 11,3025 20430 OCT 20430
051650,000319:
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Page 1227 |
051652,000321: # THE OBLATE ROUTINE COMPUTES THE ACCELERATION DUE TO OBLATENESS. IT USES THE UNIT OF THE VEHICLE
051653,000322: # POSITION VECTOR FOUND IN ALPHAV AND THE DISTANCE TO THE CENTER IN ALPHAM. THIS IS ADDED TO THE SUM OF THE
051654,000323: # DISTURBING ACCELERATIONS IN FV AND THE PROPER DIFEQ STAGE IS CALLED VIA X1.
051655,000324:
051656,000325: 11,3026 71354 OBLATE LXA,2 DLOAD
051657,000326: 11,3027 02030 PBODY
051658,000327: 11,3030 02070 ALPHAM
051659,000328: 11,3031 44601 SETPD DSU*
051660,000329: 11,3032 00001 0
051661,000330: 11,3033 50032 RDE,2
051662,000331: 11,3034 43044 BPL BOF # GET URPV
051663,000332: 11,3035 23264 NBRANCH
051664,000333: 11,3036 00343 MOONFLAG
051665,000334: 11,3037 23273 COSPHIE
051666,000335: 11,3040 65375 VLOAD PDDL
051667,000336: 11,3041 02032 ALPHAV
051668,000337: 11,3042 01517 TET
051669,000338: 11,3043 45125 PDDL CALL
051670,000339: 11,3044 25756 3/5
051671,000340: 11,3045 51700 R-TO-RP
051672,000341: 11,3046 24017 STOVL URPV # RP/R B-1 IN PLANETARY COORDINATES
051673,000342: 11,3047 24001 ZUNIT
051674,000343: 11,3050 45006 PUSH CALL # ZUNIT B-1 IN PLANETARY COORDL AT 00D
051675,000344: 11,3051 23301 MATRIX
051676,000345: 11,3052 77715 PDVL # UZ B-2 IN INERT COORD AT 00D
051677,000346: 11,3053 24005 XUNIT
051678,000347: 11,3054 45006 PUSH CALL # XUNIT B-1 IN PLANETARY COORD. AT 06D
051679,000348: 11,3055 23301 MATRIX
051680,000349: 11,3056 77772 VSL1
051681,000350: 11,3057 24041 STOVL 32D # UX B-1 IN INERT. COORD AT 32D
051682,000351: 11,3060 77772 VSL1
051683,000352: 11,3061 14025 COMTERM STODL UZ # UZ B-1 IN INERTIAL COORD AT 20D
051684,000353: 11,3062 00023 COSPHI/2 # ' Z-COMPONENT OF URPV
051685,000354: 11,3063 65275 DMPR PDDL # P B-6, 3COSPHI/64 AT 00D
051686,000355: 11,3064 25770 3/32 # 2
051687,000356: 11,3065 00023 COSPHI/2
051688,000357: 11,3066 57316 DSQ DMPR
051689,000358: 11,3067 25772 15/16 # ' 2
051690,000359: 11,3070 41425 DSU PUSH # P B-5, (1/2)(15COSPHI -3) AT 02D
051691,000360: 11,3071 25764 3/64 # 3
051692,000361: 11,3072 41275 DMPR DMP
051693,000362: 11,3073 00023 COSPHI/2
051694,000363: 11,3074 11222 7/12
051695,000364: 11,3075 65372 SL1R PDDL
051696,000365: 11,3076 00001 0D
051697,000366: 11,3077 44275 DMPR BDSU
051698,000367: 11,3100 11230 2/3 # ' ' '
051699,000368: 11,3101 57206 PUSH DMPR # P B-7, (1/3)(7COSPHI P -4P ) AT 04D
051700,000369: 11,3102 00023 COSPHI/2 # 4 3 2
051701,000370: 11,3103 65275 DMPR PDDL
051702,000371: 11,3104 11224 9/16
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Page 1228 |
051704,000373: 11,3105 00003 2D # ' ' '
051705,000374: 11,3106 44275 DMPR BDSU # P B-10, (1/4)(9COSPHI P -5P )
051706,000375: 11,3107 11226 5/128 # 5 4 3
051707,000376: 11,3110 56203 DMP* DDV # '
051708,000377: 11,3111 51764 J4REQ/J3,2 # B- , (J RP/J R)P
051709,000378: 11,3112 02070 ALPHAM # 4 3 5
051710,000379: 11,3113 56615 DAD DMPR*
051711,000380: 11,3114 00005 4D # 2 2 ' '
051712,000381: 11,3115 51760 2J3RE/J2,2 # B , (2J RP /J2 R )P +(2J RP/J2R)P
051713,000382: 11,3116 43271 DDV DAD # 4 5 3 4
051714,000383: 11,3117 02070 ALPHAM # - 2 ' 2 ' '
051715,000384: 11,3120 00003 2D # (R/R)(J RP P /R + 2J RP P / + J P )
051716,000385: 11,3121 77761 VXSC # 4 5 3 4 2 2 3
051717,000386: 11,3122 02032 ALPHAV # 4 2 ' -
051718,000387: 11,3123 14033 STODL TVEC # B-6,(SUM((J /R )P (COSPHI))UR)
051719,000388: 11,3124 70403 DMP* SR1 # I=2 I I+1
051720,000389: 11,3125 51764 J4REQ/J3,2 # '
051721,000390: 11,3126 43271 DDV DAD # (J RP/J R)P
051722,000391: 11,3127 02070 ALPHAM # 4 3 4
051723,000392: 11,3130 50473 DMPR* SR3 # 2 2 ' '
051724,000393: 11,3131 51760 2J3RE/J2,2 # (2J RP /J R )P +(2J RP/J R)P
051725,000394: 11,3132 43271 DDV DAD # 4 2 4 3 2 3
051726,000395: 11,3133 02070 ALPHAM
051727,000396: 11,3134 76561 VXSC VSL1 # 4 ' -
051728,000397: 11,3135 00025 UZ # B-6 SUM(P (COSPHI))UZ
051729,000398: 11,3136 77645 BVSU # I=2 I
051730,000399: 11,3137 00033 TVEC # 4 I-2 ' -
051731,000400: 11,3140 14033 STODL TVEC # SUM((MU J (RP/R) )(P (COSPHI)UR -
051732,000401: 11,3141 02070 ALPHAM # I=2 I I+2
051733,000402: 11,3142 63501 NORM DSQ # P (COSPHI)UZ)) B-6 AT 20D
051734,000403: 11,3143 00047 X1 # I
051735,000404: 11,3144 60316 DSQ NORM
051736,000405: 11,3145 00051 S1 # 4
051737,000406: 11,3146 54606 PUSH BDDV* # NORMALIZED R AT 00D
051738,000407: 11,3147 51754 J2REQSQ,2
051739,000408: 11,3150 40161 VXSC BOV
051740,000409: 11,3151 00033 TVEC
051741,000410: 11,3152 23153 +1 # B+38 FOR EARTH , B+42 FOR MOON
051742,000411: 11,3153 56070 XAD,1 XAD,1
051743,000412: 11,3154 00046 X1
051744,000413: 11,3155 00046 X1
051745,000414: 11,3156 53670 XAD,1 VSL*
051746,000415: 11,3157 00050 S1
051747,000416: 11,3160 20153 0 -22D,1
051748,000417: 11,3161 40055 VAD BOV
051749,000418: 11,3162 02062 FV
051750,000419: 11,3163 23000 GOBAQUE
051751,000420: 11,3164 16062 STODL FV # B+16 FOR EARTH , B+20 FOR MOON
051752,000421: 11,3165 00017 URPV # B-1 X-COMPONENT OF POSITION IN
051753,000422: 11,3166 41414 BOF PUSH # PLANETORY COORD. AT 02D
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Page 1229 |
051755,000424: 11,3167 00343 MOONFLAG
051756,000425: 11,3170 23264 NBRANCH # 2
051757,000426: 11,3171 65316 DSQ PDDL # B-2 X AT 04D
051758,000427: 11,3172 00021 URPV +2 # B-1 Y-COMPONENT
051759,000428: 11,3173 45316 DSQ DSU
051760,000429: 11,3174 74205 DMP VXSC
051761,000430: 11,3175 27733 5/8 # 2 2 -
051762,000431: 11,3176 02032 ALPHAV # B-6 5(Y -X )UR 2 2 -
051763,000432: 11,3177 65332 VSL3 PDDL # B-3 5(Y -X )UR AT 02D
051764,000433: 11,3200 53361 VXSC VAD
051765,000434: 11,3201 00041 32D # 2 2 - 2 -
051766,000435: 11,3202 47315 PDVL VXV # (5(Y.-X )UR/R ) +(2X/R)UX AT 02D
051767,000436: 11,3203 00041 32D # B-1 UX
051768,000437: 11,3204 00025 UZ # B-2 -UY =(UX * UZ)
051769,000438: 11,3205 74372 VSL1 VXSC # B-3 -(2Y/R)UY
051770,000439: 11,3206 00021 URPV +2 # 2 2 - 2 -
051771,000440: 11,3207 41455 VAD PUSH # B-3 (5(X -Y )UR/R )+(2X/R)UX -(
051772,000441: 11,3210 77745 DLOAD # -
051773,000442: 11,3211 00023 COSPHI/2 # 2Y/R)UY AT 02D
051774,000443: 11,3212 41516 DSQ PUSH # B-2 (Z.COMPONENT) AT 08D
051775,000444: 11,3213 65205 DMP PDDL # 2
051776,000445: 11,3214 27733 5/8 # B-5 5COSPHI /2 AT 08D
051777,000446: 11,3215 43302 SR2 DAD
051778,000447: 11,3216 00011 08D
051779,000448: 11,3217 41221 BDSU DMP # 2
051780,000449: 11,3220 11007 D1/32 # B-5 (1 - 7COSPHI )
051781,000450: 11,3221 00017 URPV
051782,000451: 11,3222 74205 DMP VXSC
051783,000452: 11,3223 27733 5/8
051784,000453: 11,3224 02032 ALPHAV # 2 -
051785,000454: 11,3225 65272 VSL5 PDDL # B-5 (5X/R)(1-7COSPHI )UR AT 08D
051786,000455: 11,3226 74225 DSU VXSC
051787,000456: 11,3227 11007 D1/32
051788,000457: 11,3230 00041 32D
051789,000458: 11,3231 53372 VSL1 VAD # 2 - -
051790,000459: 11,3232 41325 PDDL DMP # B-5 (5X/R)(1-7COSPHI )UR +(5COSPHI
051791,000460: 11,3233 00017 URPV # -
051792,000461: 11,3234 00023 URPV +4 # -1)UX AT 08D
051793,000462: 11,3235 74205 DMP VXSC
051794,000463: 11,3236 27733 5/8 # B-5 5X Y
051795,000464: 11,3237 00025 UZ # M M
051796,000465: 11,3240 53352 VSL2 VAD # 2 - 2
051797,000466: 11,3241 60325 PDDL NORM # B-5 (5X/R)(1-7COSPHI )UR +(5COSPHI
051798,000467: 11,3242 02070 ALPHAM # - 2 -
051799,000468: 11,3243 00050 X2 # -1)UX +(10XZ/R )UZ AT 08D
051800,000469: 11,3244 67206 PUSH SLOAD
051801,000470: 11,3245 01351 E32C31RM
051802,000471: 11,3246 74271 DDV VXSC
051803,000472: 11,3247 63257 VSL* PDVL
051804,000473: 11,3250 57601 0 -3,2
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Page 1230 |
051806,000475: 11,3251 67206 PUSH SLOAD
051807,000476: 11,3252 01350 E3J22R2M
051808,000477: 11,3253 53361 VXSC VAD
051809,000478: 11,3254 70257 VSL* V/SC
051810,000479: 11,3255 20146 0 -27D,1 # B+16 OR B+20 (J + C )
051811,000480: 11,3256 40055 VAD BOV # 22 31
051812,000481: 11,3257 02062 FV
051813,000482: 11,3260 23000 GOBAQUE
051814,000483: 11,3261 02062 STORE FV
051815,000484: 11,3262 77754 LXA,2
051816,000485: 11,3263 02030 PBODY
051817,000486: 11,3264 72135 NBRANCH SLOAD LXA,1
051818,000487: 11,3265 01501 DIFEQCNT
051819,000488: 11,3266 00154 MPAC
051820,000489: 11,3267 73205 DMP CGOTO
051821,000490: 11,3270 27735 -1/12
051822,000491: 11,3271 00155 MPAC
051823,000492: 11,3272 23306 DIFEQTAB
051824,000493: 11,3273 77745 COSPHIE DLOAD
051825,000494: 11,3274 02036 ALPHAV +4
051826,000495: 11,3275 24023 STOVL COSPHI/2
051827,000496: 11,3276 24001 ZUNIT
051828,000497: 11,3277 77650 GOTO
051829,000498: 11,3300 23061 COMTERM
051830,000499: 11,3301 57435 MATRIX VXV VCOMP
051831,000500: 11,3302 02013 504LM # ROUTINE TRANSLATES FROM PLANETARY
051832,000501: 11,3303 77655 VAD # TO INERTIAL COORDINATES
051833,000502: 11,3304 43505 VXM RVQ
051834,000503: 11,3305 00025 MMATRIX
051835,000504: 11,3306 23475 DIFEQTAB CADR DIFEQ+0
051836,000505: 11,3307 23501 CADR DIFEQ+1
051837,000506: 11,3310 23512 CADR DIFEQ+2
051838,000507: 11,3311 77214 TIMESTEP BOF VLOAD
051839,000508: 11,3312 00342 MIDFLAG
051840,000509: 11,3313 23342 RECTEST
051841,000510: 11,3314 01535 RCV
051842,000511: 11,3315 41241 DOT DMP
051843,000512: 11,3316 01543 VCV
051844,000513: 11,3317 02076 DT/2 # (R.V) X (DELTA T)
051845,000514: 11,3320 77640 BMN
051846,000515: 11,3321 23342 RECTEST
051847,000516: 11,3322 43014 BON BOF
051848,000517: 11,3323 00303 MOONFLAG
051849,000518: 11,3324 23417 LUNSPH
051850,000519: 11,3325 04340 RPQFLAG
051851,000520: 11,3326 23414 EARSPH
051852,000521: 11,3327 45145 DLOAD CALL
051853,000522: 11,3330 01517 TET
051854,000523: 11,3331 33647 LSPOS # RPQV IN MPAC
051855,000524: 11,3332 02105 STORE RPQV # RPQV
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Page 1231 |
051857,000526: 11,3333 77754 LXA,2
051858,000527: 11,3334 02030 PBODY
051859,000528: 11,3335 51445 INLUNCHK BVSU ABVAL
051860,000529: 11,3336 01535 RCV
051861,000530: 11,3337 50025 DSU BMN
051862,000531: 11,3340 27741 RSPHERE
051863,000532: 11,3341 23434 DOSWITCH
051864,000533: 11,3342 51575 RECTEST VLOAD ABVAL # RECTIFY IF
051865,000534: 11,3343 01521 TDELTAV
051866,000535: 11,3344 77600 BOV
051867,000536: 11,3345 23370 CALLRECT
051868,000537: 11,3346 51025 DSU BPL # 1) EITHER TDELTAV OR TNUV EQUALS OR
051869,000538: 11,3347 11220 3/4 # EXCEEDS 3/4 IN MAGNITUDE
051870,000539: 11,3350 23370 CALLRECT
051871,000540: 11,3351 53615 DAD SL* # OR
051872,000541: 11,3352 11220 3/4
051873,000542: 11,3353 57605 0 -7,2 # 2) ABVAL(TDELTAV) EQUALS OR EXCEEDS
051874,000543: 11,3354 45271 DDV DSU # .01(ABVAL(RCV))
051875,000544: 11,3355 00013 10D
051876,000545: 11,3356 27737 RECRATIO
051877,000546: 11,3357 77244 BPL VLOAD
051878,000547: 11,3360 23370 CALLRECT
051879,000548: 11,3361 01527 TNUV
051880,000549: 11,3362 45246 ABVAL DSU
051881,000550: 11,3363 11220 3/4
051882,000551: 11,3364 77600 BOV
051883,000552: 11,3365 23370 CALLRECT
051884,000553: 11,3366 77640 BMN
051885,000554: 11,3367 23372 INTGRATE
051886,000555: 11,3370 77624 CALLRECT CALL
051887,000556: 11,3371 27671 RECTIFY
051888,000557: 11,3372 77775 INTGRATE VLOAD
051889,000558: 11,3373 01527 TNUV
051890,000559: 11,3374 25134 STOVL ZV
051891,000560: 11,3375 01521 TDELTAV
051892,000561: 11,3376 01126 STORE YV
051893,000562: 11,3377 77614 CLEAR
051894,000563: 11,3400 00261 JSWITCH
051895,000564: 11,3401 66375 DIFEQ0 VLOAD SSP
051896,000565: 11,3402 01126 YV
051897,000566: 11,3403 01501 DIFEQCNT
051898,000567: 11,3404 00000 0
051899,000568: 11,3405 16032 STODL ALPHAV
051900,000569: 11,3406 24007 DPZERO
051901,000570: 11,3407 02100 STORE H # START H AT ZERO. GOES 0(DELT/2)DELT.
051902,000571: 11,3410 52014 BON GOTO
051903,000572: 11,3411 00301 JSWITCH
051904,000573: 11,3412 23714 DOW..
051905,000574: 11,3413 22524 ACCOMP
051906,000575: 11,3414 52175 EARSPH VLOAD GOTO
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Page 1232 |
051908,000577: 11,3415 02105 RPQV
051909,000578: 11,3416 23335 INLUNCHK
051910,000579: 11,3417 60545 LUNSPH DLOAD SR2
051911,000580: 11,3420 00013 10D
051912,000581: 11,3421 50025 DSU BMN
051913,000582: 11,3422 27741 RSPHERE
051914,000583: 11,3423 23342 RECTEST
051915,000584: 11,3424 71214 BOF DLOAD
051916,000585: 11,3425 04340 RPQFLAG
051917,000586: 11,3426 23434 DOSWITCH
051918,000587: 11,3427 01517 TET
051919,000588: 11,3430 77624 CALL
051920,000589: 11,3431 33647 LUNPOS
051921,000590: 11,3432 77676 VCOMP
051922,000591: 11,3433 02105 STORE RPQV
051923,000592: 11,3434 77624 DOSWITCH CALL
051924,000593: 11,3435 23440 ORIGCHNG
051925,000594: 11,3436 77650 GOTO
051926,000595: 11,3437 23372 INTGRATE
051927,000596: 11,3440 45020 ORIGCHNG STQ CALL
051928,000597: 11,3441 02112 ORIGEX
051929,000598: 11,3442 27671 RECTIFY
051930,000599: 11,3443 53775 VLOAD VSL*
051931,000600: 11,3444 01535 RCV
051932,000601: 11,3445 57576 0,2
051933,000602: 11,3446 53651 VSU VSL*
051934,000603: 11,3447 02105 RPQV
051935,000604: 11,3450 57574 2,2
051936,000605: 11,3451 01503 STORE RRECT
051937,000606: 11,3452 01535 STORE RCV
051938,000607: 11,3453 57414 BOF VCOMP
051939,000608: 11,3454 00343 MOONFLAG
051940,000609: 11,3455 23456 +1
051941,000610: 11,3456 53715 PDVL VSL*
051942,000611: 11,3457 01543 VCV
051943,000612: 11,3460 57576 0,2
051944,000613: 11,3461 77651 VSU
051945,000614: 11,3462 77657 VSL*
051946,000615: 11,3463 57574 0 +2,2
051947,000616: 11,3464 01511 STORE VRECT
051948,000617: 11,3465 01543 STORE VCV
051949,000618: 11,3466 67154 LXA,2 SXA,2
051950,000619: 11,3467 02112 ORIGEX
051951,000620: 11,3470 00052 QPRET
051952,000621: 11,3471 52014 BON GOTO
051953,000622: 11,3472 00303 MOONFLAG
051954,000623: 11,3473 26710 CLRMOON
051955,000624: 11,3474 26715 SETMOON
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Page 1233 |
051957,000626: # THE RECTIFY SUBROUTINE IS CALLED BY THE INTEGRATION PROGRAM AND OCCASIONALLY BY THE MEASUREMENT INCORPORATION
051958,000627: # ROUTINES TO ESTABLISH A NEW CONIC.
051959,000628:
051960,000629: 13,3671 BANK 13
051961,000630: 13,2000 SETLOC ORBITAL2
051962,000631: 13,2000 BANK
051963,000632:
051964,000633: 13,3671 77354 RECTIFY LXA,2 VLOAD
051965,000634: 13,3672 02030 PBODY
051966,000635: 13,3673 01521 TDELTAV
051967,000636: 13,3674 53257 VSL* VAD
051968,000637: 13,3675 57605 0 -7,2
051969,000638: 13,3676 01535 RCV
051970,000639: 13,3677 01503 STORE RRECT
051971,000640: 13,3700 25535 STOVL RCV
051972,000641: 13,3701 01527 TNUV
051973,000642: 13,3702 53257 VSL* VAD
051974,000643: 13,3703 57602 0 -4,2
051975,000644: 13,3704 01543 VCV
051976,000645: 13,3705 01511 MINIRECT STORE VRECT
051977,000646: 13,3706 25543 STOVL VCV
051978,000647: 13,3707 24007 ZEROVEC
051979,000648: 13,3710 01521 STORE TDELTAV
051980,000649: 13,3711 15527 STODL TNUV
051981,000650: 13,3712 24007 ZEROVEC
051982,000651: 13,3713 01551 STORE TC
051983,000652: 13,3714 01553 STORE XKEP
051984,000653: 13,3715 77616 RVQ
051985,000654:
051986,000655: 11,3475 BANK 11
051987,000656: 11,2000 SETLOC ORBITAL
051988,000657: 11,2000 BANK
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Page 1234 |
051990,000659: # THE THREE DIFEQ ROUTINES - DIFEQ+0, DIFEQ+12, AND DIFEQ+24 - ARE ENTERED TO PROCESS THE CONTRIBUTIONS AT THE
051991,000660: # BEGINNING, MIDDLE, AND END OF THE TIMESTEP, RESPECTIVELY. THE UPDATING IS DONE BY THE NYSTROM METHOD.
051992,000661:
051993,000662: 11,3475 64575 DIFEQ+0 VLOAD VSR3
051994,000663: 11,3476 02062 FV
051995,000664: 11,3477 36046 STCALL PHIV
051996,000665: 11,3500 23655 DIFEQCOM
051997,000666: 11,3501 74575 DIFEQ+1 VLOAD VSR1
051998,000667: 11,3502 02062 FV
051999,000668: 11,3503 53206 PUSH VAD
052000,000669: 11,3504 02046 PHIV
052001,000670: 11,3505 26054 STOVL PSIV
052002,000671: 11,3506 53362 VSR1 VAD
052003,000672: 11,3507 02046 PHIV
052004,000673: 11,3510 36046 STCALL PHIV
052005,000674: 11,3511 23655 DIFEQCOM
052006,000675: 11,3512 57345 DIFEQ+2 DLOAD DMPR
052007,000676: 11,3513 02100 H
052008,000677: 11,3514 11230 DP2/3
052009,000678: 11,3515 74206 PUSH VXSC
052010,000679: 11,3516 02046 PHIV
052011,000680: 11,3517 53372 VSL1 VAD
052012,000681: 11,3520 01134 ZV
052013,000682: 11,3521 53361 VXSC VAD
052014,000683: 11,3522 02100 H
052015,000684: 11,3523 01126 YV
052016,000685: 11,3524 25126 STOVL YV
052017,000686: 11,3525 02062 FV
052018,000687: 11,3526 53322 VSR3 VAD
052019,000688: 11,3527 02054 PSIV
052020,000689: 11,3530 76561 VXSC VSL1
052021,000690: 11,3531 77655 VAD
052022,000691: 11,3532 01134 ZV
052023,000692: 11,3533 01134 STORE ZV
052024,000693: 11,3534 45014 BOFF CALL
052025,000694: 11,3535 00341 JSWITCH
052026,000695: 11,3536 23606 ENDSTATE
052027,000696: 11,3537 11210 GRP2PC
052028,000697: 11,3540 77354 LXA,2 VLOAD
052029,000698: 11,3541 01116 COLREG
052030,000699: 11,3542 01134 ZV
052031,000700: 11,3543 77732 VSL3 # ADJUST W-POSITION FOR STORAGE
052032,000701: 11,3544 12467 STORE W +54D,2
052033,000702: 11,3545 77775 VLOAD
052034,000703: 11,3546 01126 YV
052035,000704: 11,3547 40132 VSL3 BOV
052036,000705: 11,3550 23700 WMATEND
052037,000706: 11,3551 12401 STORE W,2
052038,000707:
052039,000708: 11,3552 77624 CALL
052040,000709: 11,3553 11210 GRP2PC
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Page 1235 |
052042,000711: 11,3554 66354 LXA,2 SSP
052043,000712: 11,3555 01116 COLREG
052044,000713: 11,3556 00052 S2
052045,000714: 11,3557 00000 0
052046,000715: 11,3560 67114 INCR,2 SXA,2
052047,000716: 11,3561 00006 6
052048,000717: 11,3562 01125 YV
052049,000718: 11,3563 45104 TIX,2 CALL
052050,000719: 11,3564 23651 RELOADSV
052051,000720: 11,3565 11210 GRP2PC
052052,000721: 11,3566 67154 LXA,2 SXA,2
052053,000722: 11,3567 01125 YV
052054,000723: 11,3570 01116 COLREG
052055,000724:
052056,000725: 11,3571 77624 NEXTCOL CALL
052057,000726: 11,3572 11210 GRP2PC
052058,000727: 11,3573 76754 LXA,2 VLOAD*
052059,000728: 11,3574 01116 COLREG
052060,000729: 11,3575 75376 W,2
052061,000730: 11,3576 77722 VSR3 # ADJUST W-POSITION FOR INTEGRATION
052062,000731: 11,3577 01126 STORE YV
052063,000732: 11,3600 76173 VLOAD* AXT,1
052064,000733: 11,3601 75310 W +54D,2
052065,000734: 11,3602 00000 0
052066,000735: 11,3603 77722 VSR3 # ADJUST W-VELOCITY FOR INTEGRATION
052067,000736: 11,3604 35134 STCALL ZV
052068,000737: 11,3605 23401 DIFEQ0
052069,000738:
052070,000739: 11,3606 77200 ENDSTATE BOV VLOAD
052071,000740: 11,3607 23000 GOBAQUE
052072,000741: 11,3610 01134 ZV
052073,000742: 11,3611 25527 STOVL TNUV
052074,000743: 11,3612 01126 YV
052075,000744: 11,3613 01521 STORE TDELTAV
052076,000745: 11,3614 43014 BON BOFF
052077,000746: 11,3615 04715 MIDAVFLG
052078,000747: 11,3616 27627 CKMID2 # CHECK FOR MID2 BEFORE GOING TO TIMEINC
052079,000748: 11,3617 01756 DIM0FLAG
052080,000749: 11,3620 27256 TESTLOOP
052081,000750: 11,3621 77776 EXIT
052082,000751: 11,3622 05353 TC PHASCHNG
052083,000752: 11,3623 04022 OCT 04022 # PHASE 1
052084,000753: 11,3624 05504 TC UPFLAG # PHASE CHANGE HAS OCCURRED BETWEEN
052085,000754: 11,3625 00236 ADRES REINTFLG # INTSTALL AND INTWAKE
052086,000755: 11,3626 06042 TC INTPRET
052087,000756: 11,3627 77731 SSP
052088,000757: 11,3630 00053 QPRET
052089,000758: 11,3631 23636 AMOVED
052090,000759: 11,3632 52014 BON GOTO
052091,000760: 11,3633 01714 VINTFLAG
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Page 1236 |
052093,000762: 11,3634 26660 ATOPCSM
052094,000763: 11,3635 26733 ATOPLEM
052095,000764: 11,3636 66214 AMOVED SET SSP
052096,000765: 11,3637 00061 JSWITCH
052097,000766: 11,3640 01117 COLREG
052098,000767: 11,3641 77741 DEC -30 B-14
052099,000768: 11,3642 66214 BOFF SSP
052100,000769: 11,3643 01755 D6OR9FLG
052101,000770: 11,3644 23571 NEXTCOL
052102,000771: 11,3645 01117 COLREG
052103,000772: 11,3646 77717 DEC -48 B-14
052104,000773: 11,3647 77650 GOTO
052105,000774: 11,3650 23571 NEXTCOL
052106,000775:
052107,000776: 11,3651 77745 RELOADSV DLOAD # RELOAD TEMPORARY STATE VECTOR
052108,000777: 11,3652 01115 TDEC # FROM PERMANENT IN CASE OF
052109,000778: 11,3653 34041 STCALL TDEC1
052110,000779: 11,3654 27140 INTEGRV2 # BY STARTING AT INTEGRV2.
052111,000780: 11,3655 43345 DIFEQCOM DLOAD DAD # INCREMENT H AND DIFEQCNT.
052112,000781: 11,3656 02076 DT/2
052113,000782: 11,3657 02100 H
052114,000783: 11,3660 66110 INCR,1 SXA,1
052115,000784: 11,3661 77763 DEC -12 B-14
052116,000785: 11,3662 01500 DIFEQCNT # DIFEQCNT SET FOR NEXT ENTRY.
052117,000786: 11,3663 02100 STORE H
052118,000787: 11,3664 74561 VXSC VSR1
052119,000788: 11,3665 02062 FV
052120,000789: 11,3666 74255 VAD VXSC
052121,000790: 11,3667 01134 ZV
052122,000791: 11,3670 02100 H
052123,000792: 11,3671 77655 VAD
052124,000793: 11,3672 01126 YV
052125,000794: 11,3673 02032 STORE ALPHAV
052126,000795: 11,3674 52014 BON GOTO
052127,000796: 11,3675 00301 JSWITCH
052128,000797: 11,3676 23714 DOW..
052129,000798: 11,3677 22504 FBR3
052130,000799:
052131,000800: 11,3700 43014 WMATEND CLEAR CLEAR
052132,000801: 11,3701 01676 DIM0FLAG # DONT INTEGRATE W THIS TIME
052133,000802: 11,3702 01671 ORBWFLAG # INVALIDATE W
052134,000803: 11,3703 77614 CLEAR
052135,000804: 11,3704 02676 RENDWFLG
052136,000805: 11,3705 77414 SET EXIT
052137,000806: 11,3706 01472 STATEFLG # PICK UP STATE VECTOR UPDATE
052138,000807: 11,3707 05567 TC ALARM
052139,000808: 11,3710 00421 OCT 421
052140,000809: 11,3711 06042 TC INTPRET
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Page 1237 |
052142,000811: 11,3712 77650 GOTO
052143,000812: 11,3713 27256 TESTLOOP # FINISH INTEGRATING STATE VECTOR
052144,000813:
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Page 1238 |
052146,000815: # ORBITAL ROUTINE FOR EXTRAPOLATION OF THE W MATRIX. IT COMPUTES THE SECOND DERIVATIVE OF EACH COLUMN POSITION
052147,000816: # VECTOR OF THE MATRIX AND CALLS THE NYSTROM INTEGRATION ROUTINES TO SOLVE THE DIFFERENTIAL EQUATIONS. THE PROGRAM
052148,000817: # USES A TABLE OF VEHICLE POSITION VECTORS COMPUTED DURING THE INTEGRATION OF THE VEHICLES POSITION AND VELOCITY.
052149,000818:
052150,000819: 11,3714 70754 DOW.. LXA,2 DLOAD*
052151,000820: 11,3715 02030 PBODY
052152,000821: 11,3716 51770 MUEARTH,2
052153,000822: 11,3717 36072 STCALL BETAM
052154,000823: 11,3720 23742 DOW..1
052155,000824: 11,3721 02062 STORE FV
052156,000825: 11,3722 62014 BOF INCR,1
052157,000826: 11,3723 00342 MIDFLAG
052158,000827: 11,3724 23264 NBRANCH
052159,000828: 11,3725 77771 DEC -6 B-14
052160,000829: 11,3726 70744 LXC,2 DLOAD*
052161,000830: 11,3727 02030 PBODY
052162,000831: 11,3730 51772 MUEARTH -2,2
052163,000832: 11,3731 36072 STCALL BETAM
052164,000833: 11,3732 23742 DOW..1
052165,000834: 11,3733 50414 BON VSR6
052166,000835: 11,3734 00303 MOONFLAG
052167,000836: 11,3735 23736 +1
052168,000837: 11,3736 77655 VAD
052169,000838: 11,3737 02062 FV
052170,000839: 11,3740 36062 STCALL FV
052171,000840: 11,3741 23264 NBRANCH
052172,000841: 11,3742 60575 DOW..1 VLOAD VSR4
052173,000842: 11,3743 02032 ALPHAV
052174,000843: 11,3744 53513 PDVL* UNIT
052175,000844: 11,3745 02132 VECTAB,1
052176,000845: 11,3746 46315 PDVL VPROJ
052177,000846: 11,3747 02032 ALPHAV
052178,000847: 11,3750 52361 VXSC VSU
052179,000848: 11,3751 11220 3/4
052180,000849: 11,3752 60325 PDDL NORM
052181,000850: 11,3753 00045 36D
052182,000851: 11,3754 00052 S2
052183,000852: 11,3755 63406 PUSH DSQ
052184,000853: 11,3756 77605 DMP
052185,000854: 11,3757 65301 NORM PDDL
052186,000855: 11,3760 00043 34D
052187,000856: 11,3761 02072 BETAM
052188,000857: 11,3762 56342 SR1 DDV
052189,000858: 11,3763 77761 VXSC
052190,000859: 11,3764 57154 LXA,2 XAD,2
052191,000860: 11,3765 00051 S2
052192,000861: 11,3766 00051 S2
052193,000862: 11,3767 57074 XAD,2 XAD,2
052194,000863: 11,3770 00051 S2
052195,000864: 11,3771 00042 34D
052196,000865: 11,3772 43457 VSL* RVQ
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Page 1239 |
052198,000867: 11,3773 57606 0 -8D,2 # ****************************************
052199,000868:
052200,000869: 12,2000 SETLOC ORBITAL1
052201,000870: 12,2000 BANK
052202,000871:
052203,000872: 12,3755 04631 23146 3/5 2DEC .6 B-2
052204,000873: 12,3757 14000 00000 THREE/8 2DEC .375
052205,000874: 12,3761 02314 31463 .3D 2DEC .3 B-2
052206,000875: 12,3763 01400 00000 3/64 2DEC 3 B-6
052207,000876: 12,3765 10000 00000 DP1/4 2DEC .25
052208,000877: 12,3767 12,3765 DQUARTER EQUALS DP1/4
052209,000878: 12,3767 12,3765 POS1/4 EQUALS DP1/4
052210,000879: 12,3767 03000 00000 3/32 2DEC 3 B-5
052211,000880: 12,3771 36000 00000 15/16 2DEC 15. B-4
052212,000881:
052213,000882: 05,3774 BANK 05
052214,000883: 04,2000 SETLOC ORBITAL3
052215,000884: 04,2000 BANK
052216,000885:
052217,000886: 04,3217 30000 00000 3/4 2DEC 3.0 B-2
052218,000887: 04,3221 22525 12525 7/12 2DEC .5833333333
052219,000888: 04,3223 22000 00000 9/16 2DEC 9 B-4
052220,000889: 04,3225 01200 00000 5/128 2DEC 5 B-7
052221,000890: 04,3227 12,2006 DPZERO EQUALS ZEROVEC
052222,000891: 04,3227 25252 25253 DP2/3 2DEC .6666666667
052223,000892: 04,3231 04,3227 2/3 EQUALS DP2/3
052224,000893: 04,3231 00027 OCT27 OCT 27
052225,000894:
052226,000895: 13,3716 BANK 13
052227,000896: 13,2000 SETLOC ORBITAL2
052228,000897: 13,2000 BANK
052229,000898: # IT IS VITAL THAT THE FOLLOWING CONSTANTS NOT BE SHUFFLED
052230,000899: 13,3716 77764 DEC -11 B-14
052231,000900: 13,3717 77775 DEC -2 B-14
052232,000901: 13,3720 77766 DEC -9 B-14
052233,000902: 13,3721 77771 DEC -6 B-14
052234,000903: 13,3722 77775 DEC -2 B-14
052235,000904: 13,3723 77775 DEC -2 B-14
052236,000905: 13,3724 00000 DEC 0 B-14
052237,000906: 13,3725 77763 DEC -12 B-14
052238,000907: 13,3726 77766 DEC -9 B-14
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Page 1240 |
052240,000909: 13,3727 77773 DEC -4 B-14
052241,000910: 13,3730 77770 ASCALE DEC -7 B-14
052242,000911: 13,3731 77771 DEC -6 B-14
052243,000912: 13,3732 24000 00000 5/8 2DEC 5 B-3
052244,000913: 13,3734 74631 63145 -1/12 2DEC -.1
052245,000914: 13,3736 00243 32703 RECRATIO 2DEC .01
052246,000915: 13,3740 03654 21000 RSPHERE 2DEC 64373.76 E3 B-29
052247,000916: 13,3742 03654 21000 RDM 2DEC 16093.44 E3 B-27
052248,000917: 13,3744 04627 25200 RDE 2DEC 80467.20 E3 B-29
052249,000918:
052250,000919: 13,3746 RATT EQUALS 00
052251,000920: 13,3746 VATT EQUALS 6D
052252,000921: 13,3746 TAT EQUALS 12D
052253,000922: 13,3746 RATT1 EQUALS 14D
052254,000923: 13,3746 VATT1 EQUALS 20D
052255,000924: 13,3746 MU(P) EQUALS 26D
052256,000925: 13,3746 TDEC1 EQUALS 32D
052257,000926: 13,3746 URPV EQUALS 14D
052258,000927: 13,3746 0022 COSPHI/2 EQUALS URPV +4
052259,000928: 13,3746 UZ EQUALS 20D
052260,000929: 13,3746 TVEC EQUALS 26D
052261,000930:
End of include-file ORBITAL_INTEGRATION.agc. Parent file is MAIN.agc