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. |
051349,000002: ## Copyright: Public domain.
051350,000003: ## Filename: ORBITAL_INTEGRATION.agc
051351,000004: ## Purpose: A section of Luminary 1C, revision 131.
051352,000005: ## It is part of the source code for the Lunar Module's (LM)
051353,000006: ## Apollo Guidance Computer (AGC) for Apollo 13.
051354,000007: ## This file is intended to be a faithful transcription, except
051355,000008: ## that the code format has been changed to conform to the
051356,000009: ## requirements of the yaYUL assembler rather than the
051357,000010: ## original YUL assembler.
051358,000011: ## Reference: pp. 1220-1240
051359,000012: ## Contact: Ron Burkey <info@sandroid.org>.
051360,000013: ## Website: www.ibiblio.org/apollo/index.html
051361,000014: ## Mod history: 06/02/03 RSB. Began transcribing.
051362,000015: ## 05/14/05 RSB Corrected website reference above.
051363,000016: ## 2017-01-06 RSB Page numbers now agree with those on the
051364,000017: ## original hardcopy, as opposed to the PDF page
051365,000018: ## numbers in 1701.pdf.
051366,000019: ## 2017-02-27 RSB Proofed comment text using octopus/ProoferComments.
051367,000020: ## 2017-03-13 RSB Comment-text fixes noted in proofing Luminary 116.
051368,000021: ## 2017-03-16 RSB Comment-text fixes identified in 5-way
051369,000022: ## side-by-side diff of Luminary 69/99/116/131/210.
051370,000023: ## 2017-03-17 RSB Comment-text fixes identified in diff'ing
051371,000024: ## Luminary 99 vs Comanche 55.
051372,000025:
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Page 1220 |
051374,000027: # DELETE
051375,000028: 13,3671 BANK 13
051376,000029: 11,2000 SETLOC ORBITAL
051377,000030: 11,2000 BANK
051378,000031: 11,2404 COUNT* $$/ORBIT
051379,000032:
051380,000033: # DELETE
051381,000034: 11,2404 40354 KEPPREP LXA,2 SETPD
051382,000035: 11,2405 02030 PBODY
051383,000036: 11,2406 00001 0
051384,000037: 11,2407 75543 DLOAD* SQRT # SQRT(MU) (+18 OR +15) 0D PL 2D
051385,000038: 11,2410 51770 MUEARTH,2
051386,000039: 11,2411 53515 PDVL UNIT # PL 8D
051387,000040: 11,2412 01535 RCV
051388,000041: 11,2413 60325 PDDL NORM # NORM R (+29 OR +27 - N1) 2D PL 4D
051389,000042: 11,2414 00045 36D
051390,000043: 11,2415 00047 X1
051391,000044: 11,2416 77715 PDVL
051392,000045: 11,2417 65241 DOT PDDL # F*SQRT(MU) (+7 OR +5) 4D PL 6D
051393,000046: 11,2420 01543 VCV
051394,000047: 11,2421 02074 TAU. # (+28)
051395,000048: 11,2422 60225 DSU NORM
051396,000049: 11,2423 01551 TC
051397,000050: 11,2424 00051 S1
051398,000051: 11,2425 77742 SR1
051399,000052: 11,2426 65271 DDV PDDL
051400,000053: 11,2427 00003 2D
051401,000054: 11,2430 41405 DMP PUSH # FS (+6 +N1-N2) 6D PL 8D
051402,000055: 11,2431 00005 4D
051403,000056: 11,2432 65316 DSQ PDDL # (FS)SQ (+12 +2(N1-N2)) 8D PL 10D
051404,000057: 11,2433 00005 4D
051405,000058: 11,2434 64716 DSQ PDDL* # SSQ/MU (-2 OR +2(N1-N2)) 10D PL 12D
051406,000059: 11,2435 51770 MUEARTH,2
051407,000060: 11,2436 40442 SR3 SR4
051408,000061: 11,2437 47515 PDVL VSQ # PREALIGN MU (+43 OR +37) 12D PL 14D
051409,000062: 11,2440 01543 VCV
051410,000063: 11,2441 44205 DMP BDSU # PL 12D
051411,000064: 11,2442 00045 36D
051412,000065: 11,2443 41271 DDV DMP # PL 10D
051413,000066: 11,2444 00003 2D # -(1/R-ALPHA) (+12 +3N1-2N2)
051414,000067: 11,2445 53605 DMP SL*
051415,000068: 11,2446 11230 DP2/3
051416,000069: 11,2447 20176 0 -3,1 # 10L(1/R-ALPHA) (+13 +2(N1-N2))
051417,000070: 11,2450 43260 XSU,1 DAD # 2(FS)SQ - ETCETRA PL 8D
051418,000071: 11,2451 00050 S1 # X1 = N2-N1
051419,000072: 11,2452 45257 SL* DSU # -FS+2(FS)SQ ETC (+6 +N1-N2) PL 6D
051420,000073: 11,2453 20211 8D,1
051421,000074: 11,2454 41205 DMP DMP
051422,000075: 11,2455 00001 0D
051423,000076: 11,2456 00005 4D
051424,000077: 11,2457 53657 SL* SL*
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Page 1221 |
051426,000079: 11,2460 20211 8D,1
051427,000080: 11,2461 20201 0,1 # S(-FS(1-2FS)-1/6...) (+17 OR +16)
051428,000081: 11,2462 65215 DAD PDDL # PL 6D
051429,000082: 11,2463 01553 XKEP
051430,000083: 11,2464 53605 DMP SL* # S(+17 OR +16)
051431,000084: 11,2465 00001 0D
051432,000085: 11,2466 20202 1,1
051433,000086: 11,2467 43204 BOVB DAD
051434,000087: 11,2470 57754 TCDANZIG
051435,000088: 11,2471 77626 STADR
051436,000089: 11,2472 75647 STORE XKEPNEW
051437,000090: 11,2473 74020 STQ AXC,1
051438,000091: 11,2474 02112 KEPRTN
051439,000092: 11,2475 00012 DEC 10 B-14
051440,000093: 11,2476 74014 BON AXC,1
051441,000094: 11,2477 00303 MOONFLAG
051442,000095: 11,2500 24023 KEPLERN
051443,000096: 11,2501 00002 DEC 2 B-14
051444,000097: 11,2502 77650 GOTO
051445,000098: 11,2503 24023 KEPLERN
051446,000099:
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Page 1222 |
051448,000101: 11,2504 66350 FBR3 LXA,1 SSP
051449,000102: 11,2505 01500 DIFEQCNT
051450,000103: 11,2506 00051 S1
051451,000104: 11,2507 77762 DEC -13 B-14
051452,000105: 11,2510 54345 DLOAD SR
051453,000106: 11,2511 02076 DT/2
051454,000107: 11,2512 20612 9D
051455,000108: 11,2513 61500 TIX,1 ROUND
051456,000109: 11,2514 22515 +1
051457,000110: 11,2515 43206 PUSH DAD
051458,000111: 11,2516 01551 TC
051459,000112: 11,2517 16074 STODL TAU.
051460,000113: 11,2520 77615 DAD
051461,000114: 11,2521 01517 TET
051462,000115: 11,2522 35517 STCALL TET
051463,000116: 11,2523 22404 KEPPREP
051464,000117:
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Page 1223 |
051466,000119: # AGC ROUTINE TO COMPUTE ACCELERATION COMPONENTS.
051467,000120:
051468,000121: 11,2524 73150 ACCOMP LXA,1 LXA,2
051469,000122: 11,2525 02030 PBODY
051470,000123: 11,2526 02030 PBODY
051471,000124: 11,2527 77775 VLOAD
051472,000125: 11,2530 24007 ZEROVEC
051473,000126: 11,2531 26062 STOVL FV
051474,000127: 11,2532 02032 ALPHAV
051475,000128: 11,2533 53257 VSL* VAD
051476,000129: 11,2534 57605 0 -7,2
051477,000130: 11,2535 01535 RCV
051478,000131: 11,2536 02040 STORE BETAV
051479,000132: 11,2537 65014 BOF XCHX,2
051480,000133: 11,2540 01756 DIM0FLAG
051481,000134: 11,2541 22546 +5
051482,000135: 11,2542 01500 DIFEQCNT
051483,000136: 11,2543 12132 STORE VECTAB,2
051484,000137: 11,2544 77724 XCHX,2
051485,000138: 11,2545 01500 DIFEQCNT
051486,000139: 11,2546 53575 VLOAD UNIT
051487,000140: 11,2547 02032 ALPHAV
051488,000141: 11,2550 16032 STODL ALPHAV
051489,000142: 11,2551 00045 36D
051490,000143: 11,2552 36070 STCALL ALPHAM
051491,000144: 11,2553 22655 GAMCOMP
051492,000145: 11,2554 66175 VLOAD SXA,1
051493,000146: 11,2555 02040 BETAV
051494,000147: 11,2556 00051 S2
051495,000148: 11,2557 16032 STODL ALPHAV
051496,000149: 11,2560 02072 BETAM
051497,000150: 11,2561 02070 STORE ALPHAM
051498,000151: 11,2562 71214 BOF DLOAD
051499,000152: 11,2563 00342 MIDFLAG
051500,000153: 11,2564 23026 OBLATE
051501,000154: 11,2565 01517 TET
051502,000155: 11,2566 77624 CALL
051503,000156: 11,2567 33647 LSPOS
051504,000157: 11,2570 72174 AXT,2 LXA,1
051505,000158: 11,2571 00002 2
051506,000159: 11,2572 00051 S2
051507,000160: 11,2573 77614 BOF
051508,000161: 11,2574 00343 MOONFLAG
051509,000162: 11,2575 22600 +3
051510,000163: 11,2576 77076 VCOMP AXT,2
051511,000164: 11,2577 00000 0
051512,000165: 11,2600 02040 STORE BETAV
051513,000166: 11,2601 26105 STOVL RPQV
051514,000167: 11,2602 00003 2D
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Page 1224 |
051516,000169: 11,2603 02122 STORE RPSV
051517,000170: 11,2604 45335 SLOAD DSU
051518,000171: 11,2605 01011 MODREG
051519,000172: 11,2606 11232 OCT27
051520,000173: 11,2607 43030 BHIZ BOF
051521,000174: 11,2610 22613 +3
051522,000175: 11,2611 01756 DIM0FLAG
051523,000176: 11,2612 22627 GETRPSV
051524,000177: 11,2613 74375 VLOAD VXSC
051525,000178: 11,2614 02032 ALPHAV
051526,000179: 11,2615 02070 ALPHAM
051527,000180: 11,2616 52257 VSR* VSU
051528,000181: 11,2617 57175 1,2
051529,000182: 11,2620 02040 BETAV
051530,000183: 11,2621 77724 XCHX,2
051531,000184: 11,2622 01500 DIFEQCNT
051532,000185: 11,2623 12140 STORE VECTAB +6,2
051533,000186: 11,2624 02114 STORE RQVV
051534,000187: 11,2625 77724 XCHX,2
051535,000188: 11,2626 01500 DIFEQCNT
051536,000189: 11,2627 62175 GETRPSV VLOAD INCR,1
051537,000190: 11,2630 02105 RPQV
051538,000191: 11,2631 00004 4
051539,000192: 11,2632 43014 CLEAR BOF
051540,000193: 11,2633 04260 RPQFLAG
051541,000194: 11,2634 00343 MOONFLAG
051542,000195: 11,2635 22642 +5
051543,000196: 11,2636 53261 VSR VAD
051544,000197: 11,2637 20612 9D
051545,000198: 11,2640 02122 RPSV
051546,000199: 11,2641 02122 STORE RPSV
051547,000200: 11,2642 77624 CALL
051548,000201: 11,2643 22655 GAMCOMP
051549,000202: 11,2644 62174 AXT,2 INCR,1
051550,000203: 11,2645 00004 4
051551,000204: 11,2646 00004 4
051552,000205: 11,2647 77775 VLOAD
051553,000206: 11,2650 02122 RPSV
051554,000207: 11,2651 36040 STCALL BETAV
051555,000208: 11,2652 22655 GAMCOMP
051556,000209: 11,2653 77650 GOTO
051557,000210: 11,2654 23026 OBLATE
051558,000211: 11,2655 74575 GAMCOMP VLOAD VSR1
051559,000212: 11,2656 02040 BETAV
051560,000213: 11,2657 40236 VSQ SETPD
051561,000214: 11,2660 00001 0
051562,000215: 11,2661 61501 NORM ROUND
051563,000216: 11,2662 00040 31D
051564,000217: 11,2663 60325 PDDL NORM # NORMED B SQUARED TO PD LIST
051565,000218: 11,2664 02070 ALPHAM # NORMALIZE (LESS ONE) LENGTH OF ALPHA
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Page 1225 |
051567,000220: 11,2665 00041 32D # SAVING NORM SCALE FACTOR IN X1
051568,000221: 11,2666 63342 SR1 PDVL
051569,000222: 11,2667 02040 BETAV # C(PDL+2) = ALMOST NORMED ALPHA
051570,000223: 11,2670 77656 UNIT
051571,000224: 11,2671 16040 STODL BETAV
051572,000225: 11,2672 00045 36D
051573,000226: 11,2673 02072 STORE BETAM
051574,000227: 11,2674 55301 NORM BDDV # FORM NORMALIZED QUOTIENT ALPHAM/BETAM
051575,000228: 11,2675 00042 33D
051576,000229: 11,2676 41562 SR1R PUSH # C(PDL+2) = ALMOST NORMALIZED RHO.
051577,000230: 11,2677 77743 DLOAD*
051578,000231: 11,2700 27731 ASCALE,1
051579,000232: 11,2701 00051 STORE S1
051580,000233: 11,2702 57124 XCHX,2 XAD,2
051581,000234: 11,2703 00050 S1
051582,000235: 11,2704 00040 32D
051583,000236: 11,2705 71264 XSU,2 DLOAD
051584,000237: 11,2706 00041 33D
051585,000238: 11,2707 00003 2D
051586,000239: 11,2710 65057 SR* XCHX,2
051587,000240: 11,2711 57177 0 -1,2
051588,000241: 11,2712 00050 S1
051589,000242: 11,2713 74406 PUSH SR1R # RHO/4 TO 4D
051590,000243: 11,2714 50315 PDVL DOT
051591,000244: 11,2715 02032 ALPHAV
051592,000245: 11,2716 02040 BETAV
051593,000246: 11,2717 44372 SL1R BDSU # (RHO/4) - 2(ALPHAV/2.BETAV/2)
051594,000247: 11,2720 57206 PUSH DMPR # TO PDL+6
051595,000248: 11,2721 00005 4
051596,000249: 11,2722 77752 SL1
051597,000250: 11,2723 43206 PUSH DAD
051598,000251: 11,2724 25766 DQUARTER
051599,000252: 11,2725 75406 PUSH SQRT
051600,000253: 11,2726 41475 DMPR PUSH
051601,000254: 11,2727 00013 10D
051602,000255: 11,2730 43352 SL1 DAD
051603,000256: 11,2731 25766 DQUARTER
051604,000257: 11,2732 43325 PDDL DAD # (1/4)+2((Q+1)/4) TO PD+14D
051605,000258: 11,2733 00013 10D
051606,000259: 11,2734 24005 HALFDP
051607,000260: 11,2735 72475 DMPR SL1
051608,000261: 11,2736 00011 8D
051609,000262: 11,2737 56215 DAD DDV
051610,000263: 11,2740 25760 THREE/8
051611,000264: 11,2741 00017 14D
051612,000265: 11,2742 74275 DMPR VXSC
051613,000266: 11,2743 00007 6
051614,000267: 11,2744 02040 BETAV # -
051615,000268: 11,2745 64515 PDVL VSR3 # (G/2)(C(PD+4))B/2 TO PD+16D
051616,000269: 11,2746 02032 ALPHAV
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Page 1226 |
051618,000271: 11,2747 41455 VAD PUSH # A12 + C(PD+16D) TO PD+16D
051619,000272: 11,2750 41345 DLOAD DMP
051620,000273: 11,2751 00001 0
051621,000274: 11,2752 00015 12D
051622,000275: 11,2753 61501 NORM ROUND
051623,000276: 11,2754 00037 30D
051624,000277: 11,2755 40665 BDDV DMP*
051625,000278: 11,2756 00003 2
051626,000279: 11,2757 51770 MUEARTH,2
051627,000280: 11,2760 74276 DCOMP VXSC
051628,000281: 11,2761 57124 XCHX,2 XAD,2
051629,000282: 11,2762 00050 S1
051630,000283: 11,2763 00051 S2
051631,000284: 11,2764 55064 XSU,2 XSU,2
051632,000285: 11,2765 00036 30D
051633,000286: 11,2766 00037 31D
051634,000287: 11,2767 53604 BOVB VSR*
051635,000288: 11,2770 57754 TCDANZIG
051636,000289: 11,2771 57177 0 -1,2
051637,000290: 11,2772 53324 XCHX,2 VAD
051638,000291: 11,2773 00050 S1
051639,000292: 11,2774 02062 FV
051640,000293: 11,2775 02062 STORE FV
051641,000294: 11,2776 43400 BOV RVQ # RETURN IF NO OVERFLOW
051642,000295: 11,2777 23000 +1
051643,000296: 11,3000 51575 GOBAQUE VLOAD ABVAL
051644,000297: 11,3001 01521 TDELTAV
051645,000298: 11,3002 77654 BZE
051646,000299: 11,3003 23023 INT-ABRT
051647,000300: 11,3004 54345 DLOAD SR
051648,000301: 11,3005 02100 H
051649,000302: 11,3006 20612 9D
051650,000303: 11,3007 44206 PUSH BDSU
051651,000304: 11,3010 01551 TC
051652,000305: 11,3011 16074 STODL TAU.
051653,000306: 11,3012 01517 TET
051654,000307: 11,3013 45425 DSU STADR
051655,000308: 11,3014 42260 STCALL TET
051656,000309: 11,3015 22404 KEPPREP
051657,000310: 11,3016 77624 CALL
051658,000311: 11,3017 27671 RECTIFY
051659,000312: 11,3020 77614 SETGO
051660,000313: 11,3021 04020 RPQFLAG
051661,000314: 11,3022 27256 TESTLOOP
051662,000315:
051663,000316: 11,3023 77776 INT-ABRT EXIT
051664,000317: 11,3024 05642 TC POODOO
051665,000318: 11,3025 20430 OCT 20430
051666,000319:
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Page 1227 |
051668,000321: # THE OBLATE ROUTINE COMPUTES THE ACCELERATION DUE TO OBLATENESS. IT USES THE UNIT OF THE VEHICLE
051669,000322: # POSITION VECTOR FOUND IN ALPHAV AND THE DISTANCE TO THE CENTER IN ALPHAM. THIS IS ADDED TO THE SUM OF THE
051670,000323: # DISTURBING ACCELERATIONS IN FV AND THE PROPER DIFEQ STAGE IS CALLED VIA X1.
051671,000324:
051672,000325: 11,3026 71354 OBLATE LXA,2 DLOAD
051673,000326: 11,3027 02030 PBODY
051674,000327: 11,3030 02070 ALPHAM
051675,000328: 11,3031 44601 SETPD DSU*
051676,000329: 11,3032 00001 0
051677,000330: 11,3033 50032 RDE,2
051678,000331: 11,3034 43044 BPL BOF # GET URPV
051679,000332: 11,3035 23264 NBRANCH
051680,000333: 11,3036 00343 MOONFLAG
051681,000334: 11,3037 23273 COSPHIE
051682,000335: 11,3040 65375 VLOAD PDDL
051683,000336: 11,3041 02032 ALPHAV
051684,000337: 11,3042 01517 TET
051685,000338: 11,3043 45125 PDDL CALL
051686,000339: 11,3044 25756 3/5
051687,000340: 11,3045 51700 R-TO-RP
051688,000341: 11,3046 24017 STOVL URPV # RP/R B-1 IN PLANETARY COORDINATES
051689,000342: 11,3047 24001 ZUNIT
051690,000343: 11,3050 45006 PUSH CALL # ZUNIT B-1 IN PLANETARY COORDL AT 00D
051691,000344: 11,3051 23301 MATRIX
051692,000345: 11,3052 77715 PDVL # UZ B-2 IN INERT COORD AT 00D
051693,000346: 11,3053 24005 XUNIT
051694,000347: 11,3054 45006 PUSH CALL # XUNIT B-1 IN PLANETARY COORD. AT 06D
051695,000348: 11,3055 23301 MATRIX
051696,000349: 11,3056 77772 VSL1
051697,000350: 11,3057 24041 STOVL 32D # UX B-1 IN INERT. COORD AT 32D
051698,000351: 11,3060 77772 VSL1
051699,000352: 11,3061 14025 COMTERM STODL UZ # UZ B-1 IN INERTIAL COORD AT 20D
051700,000353: 11,3062 00023 COSPHI/2 # ' Z-COMPONENT OF URPV
051701,000354: 11,3063 65275 DMPR PDDL # P B-6, 3COSPHI/64 AT 00D
051702,000355: 11,3064 25770 3/32 # 2
051703,000356: 11,3065 00023 COSPHI/2
051704,000357: 11,3066 57316 DSQ DMPR
051705,000358: 11,3067 25772 15/16 # ' 2
051706,000359: 11,3070 41425 DSU PUSH # P B-5, (1/2)(15COSPHI -3) AT 02D
051707,000360: 11,3071 25764 3/64 # 3
051708,000361: 11,3072 41275 DMPR DMP
051709,000362: 11,3073 00023 COSPHI/2
051710,000363: 11,3074 11222 7/12
051711,000364: 11,3075 65372 SL1R PDDL
051712,000365: 11,3076 00001 0D
051713,000366: 11,3077 44275 DMPR BDSU
051714,000367: 11,3100 11230 2/3 # ' ' '
051715,000368: 11,3101 57206 PUSH DMPR # P B-7, (1/3)(7COSPHI P -4P ) AT 04D
051716,000369: 11,3102 00023 COSPHI/2 # 4 3 2
051717,000370: 11,3103 65275 DMPR PDDL
051718,000371: 11,3104 11224 9/16
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Page 1228 |
051720,000373: 11,3105 00003 2D # ' ' '
051721,000374: 11,3106 44275 DMPR BDSU # P B-10, (1/4)(9COSPHI P -5P )
051722,000375: 11,3107 11226 5/128 # 5 4 3
051723,000376: 11,3110 56203 DMP* DDV # '
051724,000377: 11,3111 51764 J4REQ/J3,2 # B- , (J RP/J R)P
051725,000378: 11,3112 02070 ALPHAM # 4 3 5
051726,000379: 11,3113 56615 DAD DMPR*
051727,000380: 11,3114 00005 4D # 2 2 ' '
051728,000381: 11,3115 51760 2J3RE/J2,2 # B , (2J RP /J2 R )P +(2J RP/J2R)P
051729,000382: 11,3116 43271 DDV DAD # 4 5 3 4
051730,000383: 11,3117 02070 ALPHAM # - 2 ' 2 ' '
051731,000384: 11,3120 00003 2D # (R/R)(J RP P /R + 2J RP P / + J P )
051732,000385: 11,3121 77761 VXSC # 4 5 3 4 2 2 3
051733,000386: 11,3122 02032 ALPHAV # 4 2 ' -
051734,000387: 11,3123 14033 STODL TVEC # B-6,(SUM((J /R )P (COSPHI))UR)
051735,000388: 11,3124 70403 DMP* SR1 # I=2 I I+1
051736,000389: 11,3125 51764 J4REQ/J3,2 # '
051737,000390: 11,3126 43271 DDV DAD # (J RP/J R)P
051738,000391: 11,3127 02070 ALPHAM # 4 3 4
051739,000392: 11,3130 50473 DMPR* SR3 # 2 2 ' '
051740,000393: 11,3131 51760 2J3RE/J2,2 # (2J RP /J R )P +(2J RP/J R)P
051741,000394: 11,3132 43271 DDV DAD # 4 2 4 3 2 3
051742,000395: 11,3133 02070 ALPHAM
051743,000396: 11,3134 76561 VXSC VSL1 # 4 ' -
051744,000397: 11,3135 00025 UZ # B-6 SUM(P (COSPHI))UZ
051745,000398: 11,3136 77645 BVSU # I=2 I
051746,000399: 11,3137 00033 TVEC # 4 I-2 ' -
051747,000400: 11,3140 14033 STODL TVEC # SUM((MU J (RP/R) )(P (COSPHI)UR -
051748,000401: 11,3141 02070 ALPHAM # I=2 I I+2
051749,000402: 11,3142 63501 NORM DSQ # P (COSPHI)UZ)) B-6 AT 20D
051750,000403: 11,3143 00047 X1 # I
051751,000404: 11,3144 60316 DSQ NORM
051752,000405: 11,3145 00051 S1 # 4
051753,000406: 11,3146 54606 PUSH BDDV* # NORMALIZED R AT 00D
051754,000407: 11,3147 51754 J2REQSQ,2
051755,000408: 11,3150 40161 VXSC BOV
051756,000409: 11,3151 00033 TVEC
051757,000410: 11,3152 23153 +1 # B+38 FOR EARTH , B+42 FOR MOON
051758,000411: 11,3153 56070 XAD,1 XAD,1
051759,000412: 11,3154 00046 X1
051760,000413: 11,3155 00046 X1
051761,000414: 11,3156 53670 XAD,1 VSL*
051762,000415: 11,3157 00050 S1
051763,000416: 11,3160 20153 0 -22D,1
051764,000417: 11,3161 40055 VAD BOV
051765,000418: 11,3162 02062 FV
051766,000419: 11,3163 23000 GOBAQUE
051767,000420: 11,3164 16062 STODL FV # B+16 FOR EARTH , B+20 FOR MOON
051768,000421: 11,3165 00017 URPV # B-1 X-COMPONENT OF POSITION IN
051769,000422: 11,3166 41414 BOF PUSH # PLANETORY COORD. AT 02D
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Page 1229 |
051771,000424: 11,3167 00343 MOONFLAG
051772,000425: 11,3170 23264 NBRANCH # 2
051773,000426: 11,3171 65316 DSQ PDDL # B-2 X AT 04D
051774,000427: 11,3172 00021 URPV +2 # B-1 Y-COMPONENT
051775,000428: 11,3173 45316 DSQ DSU
051776,000429: 11,3174 74205 DMP VXSC
051777,000430: 11,3175 27733 5/8 # 2 2 -
051778,000431: 11,3176 02032 ALPHAV # B-6 5(Y -X )UR 2 2 -
051779,000432: 11,3177 65332 VSL3 PDDL # B-3 5(Y -X )UR AT 02D
051780,000433: 11,3200 53361 VXSC VAD
051781,000434: 11,3201 00041 32D # 2 2 - 2 -
051782,000435: 11,3202 47315 PDVL VXV # (5(Y.-X )UR/R ) +(2X/R)UX AT 02D
051783,000436: 11,3203 00041 32D # B-1 UX
051784,000437: 11,3204 00025 UZ # B-2 -UY =(UX * UZ)
051785,000438: 11,3205 74372 VSL1 VXSC # B-3 -(2Y/R)UY
051786,000439: 11,3206 00021 URPV +2 # 2 2 - 2 -
051787,000440: 11,3207 41455 VAD PUSH # B-3 (5(X -Y )UR/R )+(2X/R)UX -(
051788,000441: 11,3210 77745 DLOAD # -
051789,000442: 11,3211 00023 COSPHI/2 # 2Y/R)UY AT 02D
051790,000443: 11,3212 41516 DSQ PUSH # B-2 (Z.COMPONENT) AT 08D
051791,000444: 11,3213 65205 DMP PDDL # 2
051792,000445: 11,3214 27733 5/8 # B-5 5COSPHI /2 AT 08D
051793,000446: 11,3215 43302 SR2 DAD
051794,000447: 11,3216 00011 08D
051795,000448: 11,3217 41221 BDSU DMP # 2
051796,000449: 11,3220 11007 D1/32 # B-5 (1 - 7COSPHI )
051797,000450: 11,3221 00017 URPV
051798,000451: 11,3222 74205 DMP VXSC
051799,000452: 11,3223 27733 5/8
051800,000453: 11,3224 02032 ALPHAV # 2 -
051801,000454: 11,3225 65272 VSL5 PDDL # B-5 (5X/R)(1-7COSPHI )UR AT 08D
051802,000455: 11,3226 74225 DSU VXSC
051803,000456: 11,3227 11007 D1/32
051804,000457: 11,3230 00041 32D
051805,000458: 11,3231 53372 VSL1 VAD # 2 - -
051806,000459: 11,3232 41325 PDDL DMP # B-5 (5X/R)(1-7COSPHI )UR +(5COSPHI
051807,000460: 11,3233 00017 URPV # -
051808,000461: 11,3234 00023 URPV +4 # -1)UX AT 08D
051809,000462: 11,3235 74205 DMP VXSC
051810,000463: 11,3236 27733 5/8 # B-5 5X Y
051811,000464: 11,3237 00025 UZ # M M
051812,000465: 11,3240 53352 VSL2 VAD # 2 - 2
051813,000466: 11,3241 60325 PDDL NORM # B-5 (5X/R)(1-7COSPHI )UR +(5COSPHI
051814,000467: 11,3242 02070 ALPHAM # - 2 -
051815,000468: 11,3243 00050 X2 # -1)UX +(10XZ/R )UZ AT 08D
051816,000469: 11,3244 67206 PUSH SLOAD
051817,000470: 11,3245 01351 E32C31RM
051818,000471: 11,3246 74271 DDV VXSC
051819,000472: 11,3247 63257 VSL* PDVL
051820,000473: 11,3250 57601 0 -3,2
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Page 1230 |
051822,000475: 11,3251 67206 PUSH SLOAD
051823,000476: 11,3252 01350 E3J22R2M
051824,000477: 11,3253 53361 VXSC VAD
051825,000478: 11,3254 70257 VSL* V/SC
051826,000479: 11,3255 20146 0 -27D,1 # B+16 OR B+20 (J + C )
051827,000480: 11,3256 40055 VAD BOV # 22 31
051828,000481: 11,3257 02062 FV
051829,000482: 11,3260 23000 GOBAQUE
051830,000483: 11,3261 02062 STORE FV
051831,000484: 11,3262 77754 LXA,2
051832,000485: 11,3263 02030 PBODY
051833,000486: 11,3264 72135 NBRANCH SLOAD LXA,1
051834,000487: 11,3265 01501 DIFEQCNT
051835,000488: 11,3266 00154 MPAC
051836,000489: 11,3267 73205 DMP CGOTO
051837,000490: 11,3270 27735 -1/12
051838,000491: 11,3271 00155 MPAC
051839,000492: 11,3272 23306 DIFEQTAB
051840,000493: 11,3273 77745 COSPHIE DLOAD
051841,000494: 11,3274 02036 ALPHAV +4
051842,000495: 11,3275 24023 STOVL COSPHI/2
051843,000496: 11,3276 24001 ZUNIT
051844,000497: 11,3277 77650 GOTO
051845,000498: 11,3300 23061 COMTERM
051846,000499: 11,3301 57435 MATRIX VXV VCOMP
051847,000500: 11,3302 02013 504LM # ROUTINE TRANSLATES FROM PLANETARY
051848,000501: 11,3303 77655 VAD # TO INERTIAL COORDINATES
051849,000502: 11,3304 43505 VXM RVQ
051850,000503: 11,3305 00025 MMATRIX
051851,000504: 11,3306 23475 DIFEQTAB CADR DIFEQ+0
051852,000505: 11,3307 23501 CADR DIFEQ+1
051853,000506: 11,3310 23512 CADR DIFEQ+2
051854,000507: 11,3311 77214 TIMESTEP BOF VLOAD
051855,000508: 11,3312 00342 MIDFLAG
051856,000509: 11,3313 23342 RECTEST
051857,000510: 11,3314 01535 RCV
051858,000511: 11,3315 41241 DOT DMP
051859,000512: 11,3316 01543 VCV
051860,000513: 11,3317 02076 DT/2 # (R.V) X (DELTA T)
051861,000514: 11,3320 77640 BMN
051862,000515: 11,3321 23342 RECTEST
051863,000516: 11,3322 43014 BON BOF
051864,000517: 11,3323 00303 MOONFLAG
051865,000518: 11,3324 23417 LUNSPH
051866,000519: 11,3325 04340 RPQFLAG
051867,000520: 11,3326 23414 EARSPH
051868,000521: 11,3327 45145 DLOAD CALL
051869,000522: 11,3330 01517 TET
051870,000523: 11,3331 33647 LSPOS # RPQV IN MPAC
051871,000524: 11,3332 02105 STORE RPQV # RPQV
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Page 1231 |
051873,000526: 11,3333 77754 LXA,2
051874,000527: 11,3334 02030 PBODY
051875,000528: 11,3335 51445 INLUNCHK BVSU ABVAL
051876,000529: 11,3336 01535 RCV
051877,000530: 11,3337 50025 DSU BMN
051878,000531: 11,3340 27741 RSPHERE
051879,000532: 11,3341 23434 DOSWITCH
051880,000533: 11,3342 51575 RECTEST VLOAD ABVAL # RECTIFY IF
051881,000534: 11,3343 01521 TDELTAV
051882,000535: 11,3344 77600 BOV
051883,000536: 11,3345 23370 CALLRECT
051884,000537: 11,3346 51025 DSU BPL # 1) EITHER TDELTAV OR TNUV EQUALS OR
051885,000538: 11,3347 11220 3/4 # EXCEEDS 3/4 IN MAGNITUDE
051886,000539: 11,3350 23370 CALLRECT
051887,000540: 11,3351 53615 DAD SL* # OR
051888,000541: 11,3352 11220 3/4
051889,000542: 11,3353 57605 0 -7,2 # 2) ABVAL(TDELTAV) EQUALS OR EXCEEDS
051890,000543: 11,3354 45271 DDV DSU # .01(ABVAL(RCV))
051891,000544: 11,3355 00013 10D
051892,000545: 11,3356 27737 RECRATIO
051893,000546: 11,3357 77244 BPL VLOAD
051894,000547: 11,3360 23370 CALLRECT
051895,000548: 11,3361 01527 TNUV
051896,000549: 11,3362 45246 ABVAL DSU
051897,000550: 11,3363 11220 3/4
051898,000551: 11,3364 77600 BOV
051899,000552: 11,3365 23370 CALLRECT
051900,000553: 11,3366 77640 BMN
051901,000554: 11,3367 23372 INTGRATE
051902,000555: 11,3370 77624 CALLRECT CALL
051903,000556: 11,3371 27671 RECTIFY
051904,000557: 11,3372 77775 INTGRATE VLOAD
051905,000558: 11,3373 01527 TNUV
051906,000559: 11,3374 25134 STOVL ZV
051907,000560: 11,3375 01521 TDELTAV
051908,000561: 11,3376 01126 STORE YV
051909,000562: 11,3377 77614 CLEAR
051910,000563: 11,3400 00261 JSWITCH
051911,000564: 11,3401 66375 DIFEQ0 VLOAD SSP
051912,000565: 11,3402 01126 YV
051913,000566: 11,3403 01501 DIFEQCNT
051914,000567: 11,3404 00000 0
051915,000568: 11,3405 16032 STODL ALPHAV
051916,000569: 11,3406 24007 DPZERO
051917,000570: 11,3407 02100 STORE H # START H AT ZERO. GOES 0(DELT/2)DELT.
051918,000571: 11,3410 52014 BON GOTO
051919,000572: 11,3411 00301 JSWITCH
051920,000573: 11,3412 23714 DOW..
051921,000574: 11,3413 22524 ACCOMP
051922,000575: 11,3414 52175 EARSPH VLOAD GOTO
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Page 1232 |
051924,000577: 11,3415 02105 RPQV
051925,000578: 11,3416 23335 INLUNCHK
051926,000579: 11,3417 60545 LUNSPH DLOAD SR2
051927,000580: 11,3420 00013 10D
051928,000581: 11,3421 50025 DSU BMN
051929,000582: 11,3422 27741 RSPHERE
051930,000583: 11,3423 23342 RECTEST
051931,000584: 11,3424 71214 BOF DLOAD
051932,000585: 11,3425 04340 RPQFLAG
051933,000586: 11,3426 23434 DOSWITCH
051934,000587: 11,3427 01517 TET
051935,000588: 11,3430 77624 CALL
051936,000589: 11,3431 33647 LUNPOS
051937,000590: 11,3432 77676 VCOMP
051938,000591: 11,3433 02105 STORE RPQV
051939,000592: 11,3434 77624 DOSWITCH CALL
051940,000593: 11,3435 23440 ORIGCHNG
051941,000594: 11,3436 77650 GOTO
051942,000595: 11,3437 23372 INTGRATE
051943,000596: 11,3440 45020 ORIGCHNG STQ CALL
051944,000597: 11,3441 02112 ORIGEX
051945,000598: 11,3442 27671 RECTIFY
051946,000599: 11,3443 53775 VLOAD VSL*
051947,000600: 11,3444 01535 RCV
051948,000601: 11,3445 57576 0,2
051949,000602: 11,3446 53651 VSU VSL*
051950,000603: 11,3447 02105 RPQV
051951,000604: 11,3450 57574 2,2
051952,000605: 11,3451 01503 STORE RRECT
051953,000606: 11,3452 01535 STORE RCV
051954,000607: 11,3453 57414 BOF VCOMP
051955,000608: 11,3454 00343 MOONFLAG
051956,000609: 11,3455 23456 +1
051957,000610: 11,3456 53715 PDVL VSL*
051958,000611: 11,3457 01543 VCV
051959,000612: 11,3460 57576 0,2
051960,000613: 11,3461 77651 VSU
051961,000614: 11,3462 77657 VSL*
051962,000615: 11,3463 57574 0 +2,2
051963,000616: 11,3464 01511 STORE VRECT
051964,000617: 11,3465 01543 STORE VCV
051965,000618: 11,3466 67154 LXA,2 SXA,2
051966,000619: 11,3467 02112 ORIGEX
051967,000620: 11,3470 00052 QPRET
051968,000621: 11,3471 52014 BON GOTO
051969,000622: 11,3472 00303 MOONFLAG
051970,000623: 11,3473 26710 CLRMOON
051971,000624: 11,3474 26715 SETMOON
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Page 1233 |
051973,000626: # THE RECTIFY SUBROUTINE IS CALLED BY THE INTEGRATION PROGRAM AND OCCASIONALLY BY THE MEASUREMENT INCORPORATION
051974,000627: # ROUTINES TO ESTABLISH A NEW CONIC.
051975,000628:
051976,000629: 13,3671 BANK 13
051977,000630: 13,2000 SETLOC ORBITAL2
051978,000631: 13,2000 BANK
051979,000632:
051980,000633: 13,3671 77354 RECTIFY LXA,2 VLOAD
051981,000634: 13,3672 02030 PBODY
051982,000635: 13,3673 01521 TDELTAV
051983,000636: 13,3674 53257 VSL* VAD
051984,000637: 13,3675 57605 0 -7,2
051985,000638: 13,3676 01535 RCV
051986,000639: 13,3677 01503 STORE RRECT
051987,000640: 13,3700 25535 STOVL RCV
051988,000641: 13,3701 01527 TNUV
051989,000642: 13,3702 53257 VSL* VAD
051990,000643: 13,3703 57602 0 -4,2
051991,000644: 13,3704 01543 VCV
051992,000645: 13,3705 01511 MINIRECT STORE VRECT
051993,000646: 13,3706 25543 STOVL VCV
051994,000647: 13,3707 24007 ZEROVEC
051995,000648: 13,3710 01521 STORE TDELTAV
051996,000649: 13,3711 15527 STODL TNUV
051997,000650: 13,3712 24007 ZEROVEC
051998,000651: 13,3713 01551 STORE TC
051999,000652: 13,3714 01553 STORE XKEP
052000,000653: 13,3715 77616 RVQ
052001,000654:
052002,000655: 11,3475 BANK 11
052003,000656: 11,2000 SETLOC ORBITAL
052004,000657: 11,2000 BANK
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Page 1234 |
052006,000659: # THE THREE DIFEQ ROUTINES - DIFEQ+0, DIFEQ+12, AND DIFEQ+24 - ARE ENTERED TO PROCESS THE CONTRIBUTIONS AT THE
052007,000660: # BEGINNING, MIDDLE, AND END OF THE TIMESTEP, RESPECTIVELY. THE UPDATING IS DONE BY THE NYSTROM METHOD.
052008,000661:
052009,000662: 11,3475 64575 DIFEQ+0 VLOAD VSR3
052010,000663: 11,3476 02062 FV
052011,000664: 11,3477 36046 STCALL PHIV
052012,000665: 11,3500 23655 DIFEQCOM
052013,000666: 11,3501 74575 DIFEQ+1 VLOAD VSR1
052014,000667: 11,3502 02062 FV
052015,000668: 11,3503 53206 PUSH VAD
052016,000669: 11,3504 02046 PHIV
052017,000670: 11,3505 26054 STOVL PSIV
052018,000671: 11,3506 53362 VSR1 VAD
052019,000672: 11,3507 02046 PHIV
052020,000673: 11,3510 36046 STCALL PHIV
052021,000674: 11,3511 23655 DIFEQCOM
052022,000675: 11,3512 57345 DIFEQ+2 DLOAD DMPR
052023,000676: 11,3513 02100 H
052024,000677: 11,3514 11230 DP2/3
052025,000678: 11,3515 74206 PUSH VXSC
052026,000679: 11,3516 02046 PHIV
052027,000680: 11,3517 53372 VSL1 VAD
052028,000681: 11,3520 01134 ZV
052029,000682: 11,3521 53361 VXSC VAD
052030,000683: 11,3522 02100 H
052031,000684: 11,3523 01126 YV
052032,000685: 11,3524 25126 STOVL YV
052033,000686: 11,3525 02062 FV
052034,000687: 11,3526 53322 VSR3 VAD
052035,000688: 11,3527 02054 PSIV
052036,000689: 11,3530 76561 VXSC VSL1
052037,000690: 11,3531 77655 VAD
052038,000691: 11,3532 01134 ZV
052039,000692: 11,3533 01134 STORE ZV
052040,000693: 11,3534 45014 BOFF CALL
052041,000694: 11,3535 00341 JSWITCH
052042,000695: 11,3536 23606 ENDSTATE
052043,000696: 11,3537 11210 GRP2PC
052044,000697: 11,3540 77354 LXA,2 VLOAD
052045,000698: 11,3541 01116 COLREG
052046,000699: 11,3542 01134 ZV
052047,000700: 11,3543 77732 VSL3 # ADJUST W-POSITION FOR STORAGE
052048,000701: 11,3544 12467 STORE W +54D,2
052049,000702: 11,3545 77775 VLOAD
052050,000703: 11,3546 01126 YV
052051,000704: 11,3547 40132 VSL3 BOV
052052,000705: 11,3550 23700 WMATEND
052053,000706: 11,3551 12401 STORE W,2
052054,000707:
052055,000708: 11,3552 77624 CALL
052056,000709: 11,3553 11210 GRP2PC
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Page 1235 |
052058,000711: 11,3554 66354 LXA,2 SSP
052059,000712: 11,3555 01116 COLREG
052060,000713: 11,3556 00052 S2
052061,000714: 11,3557 00000 0
052062,000715: 11,3560 67114 INCR,2 SXA,2
052063,000716: 11,3561 00006 6
052064,000717: 11,3562 01125 YV
052065,000718: 11,3563 45104 TIX,2 CALL
052066,000719: 11,3564 23651 RELOADSV
052067,000720: 11,3565 11210 GRP2PC
052068,000721: 11,3566 67154 LXA,2 SXA,2
052069,000722: 11,3567 01125 YV
052070,000723: 11,3570 01116 COLREG
052071,000724:
052072,000725: 11,3571 77624 NEXTCOL CALL
052073,000726: 11,3572 11210 GRP2PC
052074,000727: 11,3573 76754 LXA,2 VLOAD*
052075,000728: 11,3574 01116 COLREG
052076,000729: 11,3575 75376 W,2
052077,000730: 11,3576 77722 VSR3 # ADJUST W-POSITION FOR INTEGRATION
052078,000731: 11,3577 01126 STORE YV
052079,000732: 11,3600 76173 VLOAD* AXT,1
052080,000733: 11,3601 75310 W +54D,2
052081,000734: 11,3602 00000 0
052082,000735: 11,3603 77722 VSR3 # ADJUST W-VELOCITY FOR INTEGRATION
052083,000736: 11,3604 35134 STCALL ZV
052084,000737: 11,3605 23401 DIFEQ0
052085,000738:
052086,000739: 11,3606 77200 ENDSTATE BOV VLOAD
052087,000740: 11,3607 23000 GOBAQUE
052088,000741: 11,3610 01134 ZV
052089,000742: 11,3611 25527 STOVL TNUV
052090,000743: 11,3612 01126 YV
052091,000744: 11,3613 01521 STORE TDELTAV
052092,000745: 11,3614 43014 BON BOFF
052093,000746: 11,3615 04715 MIDAVFLG
052094,000747: 11,3616 27627 CKMID2 # CHECK FOR MID2 BEFORE GOING TO TIMEINC
052095,000748: 11,3617 01756 DIM0FLAG
052096,000749: 11,3620 27256 TESTLOOP
052097,000750: 11,3621 77776 EXIT
052098,000751: 11,3622 05353 TC PHASCHNG
052099,000752: 11,3623 04022 OCT 04022 # PHASE 1
052100,000753: 11,3624 05504 TC UPFLAG # PHASE CHANGE HAS OCCURRED BETWEEN
052101,000754: 11,3625 00236 ADRES REINTFLG # INTSTALL AND INTWAKE
052102,000755: 11,3626 06042 TC INTPRET
052103,000756: 11,3627 77731 SSP
052104,000757: 11,3630 00053 QPRET
052105,000758: 11,3631 23636 AMOVED
052106,000759: 11,3632 52014 BON GOTO
052107,000760: 11,3633 01714 VINTFLAG
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Page 1236 |
052109,000762: 11,3634 26660 ATOPCSM
052110,000763: 11,3635 26733 ATOPLEM
052111,000764: 11,3636 66214 AMOVED SET SSP
052112,000765: 11,3637 00061 JSWITCH
052113,000766: 11,3640 01117 COLREG
052114,000767: 11,3641 77741 DEC -30 B-14
052115,000768: 11,3642 66214 BOFF SSP
052116,000769: 11,3643 01755 D6OR9FLG
052117,000770: 11,3644 23571 NEXTCOL
052118,000771: 11,3645 01117 COLREG
052119,000772: 11,3646 77717 DEC -48 B-14
052120,000773: 11,3647 77650 GOTO
052121,000774: 11,3650 23571 NEXTCOL
052122,000775:
052123,000776: 11,3651 77745 RELOADSV DLOAD # RELOAD TEMPORARY STATE VECTOR
052124,000777: 11,3652 01115 TDEC # FROM PERMANENT IN CASE OF
052125,000778: 11,3653 34041 STCALL TDEC1
052126,000779: 11,3654 27140 INTEGRV2 # BY STARTING AT INTEGRV2.
052127,000780: 11,3655 43345 DIFEQCOM DLOAD DAD # INCREMENT H AND DIFEQCNT.
052128,000781: 11,3656 02076 DT/2
052129,000782: 11,3657 02100 H
052130,000783: 11,3660 66110 INCR,1 SXA,1
052131,000784: 11,3661 77763 DEC -12 B-14
052132,000785: 11,3662 01500 DIFEQCNT # DIFEQCNT SET FOR NEXT ENTRY.
052133,000786: 11,3663 02100 STORE H
052134,000787: 11,3664 74561 VXSC VSR1
052135,000788: 11,3665 02062 FV
052136,000789: 11,3666 74255 VAD VXSC
052137,000790: 11,3667 01134 ZV
052138,000791: 11,3670 02100 H
052139,000792: 11,3671 77655 VAD
052140,000793: 11,3672 01126 YV
052141,000794: 11,3673 02032 STORE ALPHAV
052142,000795: 11,3674 52014 BON GOTO
052143,000796: 11,3675 00301 JSWITCH
052144,000797: 11,3676 23714 DOW..
052145,000798: 11,3677 22504 FBR3
052146,000799:
052147,000800: 11,3700 43014 WMATEND CLEAR CLEAR
052148,000801: 11,3701 01676 DIM0FLAG # DONT INTEGRATE W THIS TIME
052149,000802: 11,3702 01671 ORBWFLAG # INVALIDATE W
052150,000803: 11,3703 77614 CLEAR
052151,000804: 11,3704 02676 RENDWFLG
052152,000805: 11,3705 77414 SET EXIT
052153,000806: 11,3706 01472 STATEFLG # PICK UP STATE VECTOR UPDATE
052154,000807: 11,3707 05567 TC ALARM
052155,000808: 11,3710 00421 OCT 421
052156,000809: 11,3711 06042 TC INTPRET
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Page 1237 |
052158,000811: 11,3712 77650 GOTO
052159,000812: 11,3713 27256 TESTLOOP # FINISH INTEGRATING STATE VECTOR
052160,000813:
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Page 1238 |
052162,000815: # ORBITAL ROUTINE FOR EXTRAPOLATION OF THE W MATRIX. IT COMPUTES THE SECOND DERIVATIVE OF EACH COLUMN POSITION
052163,000816: # VECTOR OF THE MATRIX AND CALLS THE NYSTROM INTEGRATION ROUTINES TO SOLVE THE DIFFERENTIAL EQUATIONS. THE PROGRAM
052164,000817: # USES A TABLE OF VEHICLE POSITION VECTORS COMPUTED DURING THE INTEGRATION OF THE VEHICLES POSITION AND VELOCITY.
052165,000818:
052166,000819: 11,3714 70754 DOW.. LXA,2 DLOAD*
052167,000820: 11,3715 02030 PBODY
052168,000821: 11,3716 51770 MUEARTH,2
052169,000822: 11,3717 36072 STCALL BETAM
052170,000823: 11,3720 23742 DOW..1
052171,000824: 11,3721 02062 STORE FV
052172,000825: 11,3722 62014 BOF INCR,1
052173,000826: 11,3723 00342 MIDFLAG
052174,000827: 11,3724 23264 NBRANCH
052175,000828: 11,3725 77771 DEC -6 B-14
052176,000829: 11,3726 70744 LXC,2 DLOAD*
052177,000830: 11,3727 02030 PBODY
052178,000831: 11,3730 51772 MUEARTH -2,2
052179,000832: 11,3731 36072 STCALL BETAM
052180,000833: 11,3732 23742 DOW..1
052181,000834: 11,3733 50414 BON VSR6
052182,000835: 11,3734 00303 MOONFLAG
052183,000836: 11,3735 23736 +1
052184,000837: 11,3736 77655 VAD
052185,000838: 11,3737 02062 FV
052186,000839: 11,3740 36062 STCALL FV
052187,000840: 11,3741 23264 NBRANCH
052188,000841: 11,3742 60575 DOW..1 VLOAD VSR4
052189,000842: 11,3743 02032 ALPHAV
052190,000843: 11,3744 53513 PDVL* UNIT
052191,000844: 11,3745 02132 VECTAB,1
052192,000845: 11,3746 46315 PDVL VPROJ
052193,000846: 11,3747 02032 ALPHAV
052194,000847: 11,3750 52361 VXSC VSU
052195,000848: 11,3751 11220 3/4
052196,000849: 11,3752 60325 PDDL NORM
052197,000850: 11,3753 00045 36D
052198,000851: 11,3754 00052 S2
052199,000852: 11,3755 63406 PUSH DSQ
052200,000853: 11,3756 77605 DMP
052201,000854: 11,3757 65301 NORM PDDL
052202,000855: 11,3760 00043 34D
052203,000856: 11,3761 02072 BETAM
052204,000857: 11,3762 56342 SR1 DDV
052205,000858: 11,3763 77761 VXSC
052206,000859: 11,3764 57154 LXA,2 XAD,2
052207,000860: 11,3765 00051 S2
052208,000861: 11,3766 00051 S2
052209,000862: 11,3767 57074 XAD,2 XAD,2
052210,000863: 11,3770 00051 S2
052211,000864: 11,3771 00042 34D
052212,000865: 11,3772 43457 VSL* RVQ
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Page 1239 |
052214,000867: 11,3773 57606 0 -8D,2 # ****************************************
052215,000868:
052216,000869: 12,2000 SETLOC ORBITAL1
052217,000870: 12,2000 BANK
052218,000871:
052219,000872: 12,3755 04631 23146 3/5 2DEC .6 B-2
052220,000873: 12,3757 14000 00000 THREE/8 2DEC .375
052221,000874: 12,3761 02314 31463 .3D 2DEC .3 B-2
052222,000875: 12,3763 01400 00000 3/64 2DEC 3 B-6
052223,000876: 12,3765 10000 00000 DP1/4 2DEC .25
052224,000877: 12,3767 12,3765 DQUARTER EQUALS DP1/4
052225,000878: 12,3767 12,3765 POS1/4 EQUALS DP1/4
052226,000879: 12,3767 03000 00000 3/32 2DEC 3 B-5
052227,000880: 12,3771 36000 00000 15/16 2DEC 15. B-4
052228,000881:
052229,000882: 05,3774 BANK 05
052230,000883: 04,2000 SETLOC ORBITAL3
052231,000884: 04,2000 BANK
052232,000885:
052233,000886: 04,3217 30000 00000 3/4 2DEC 3.0 B-2
052234,000887: 04,3221 22525 12525 7/12 2DEC .5833333333
052235,000888: 04,3223 22000 00000 9/16 2DEC 9 B-4
052236,000889: 04,3225 01200 00000 5/128 2DEC 5 B-7
052237,000890: 04,3227 12,2006 DPZERO EQUALS ZEROVEC
052238,000891: 04,3227 25252 25253 DP2/3 2DEC .6666666667
052239,000892: 04,3231 04,3227 2/3 EQUALS DP2/3
052240,000893: 04,3231 00027 OCT27 OCT 27
052241,000894:
052242,000895: 13,3716 BANK 13
052243,000896: 13,2000 SETLOC ORBITAL2
052244,000897: 13,2000 BANK
052245,000898: # IT IS VITAL THAT THE FOLLOWING CONSTANTS NOT BE SHUFFLED
052246,000899: 13,3716 77764 DEC -11 B-14
052247,000900: 13,3717 77775 DEC -2 B-14
052248,000901: 13,3720 77766 DEC -9 B-14
052249,000902: 13,3721 77771 DEC -6 B-14
052250,000903: 13,3722 77775 DEC -2 B-14
052251,000904: 13,3723 77775 DEC -2 B-14
052252,000905: 13,3724 00000 DEC 0 B-14
052253,000906: 13,3725 77763 DEC -12 B-14
052254,000907: 13,3726 77766 DEC -9 B-14
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Page 1240 |
052256,000909: 13,3727 77773 DEC -4 B-14
052257,000910: 13,3730 77770 ASCALE DEC -7 B-14
052258,000911: 13,3731 77771 DEC -6 B-14
052259,000912: 13,3732 24000 00000 5/8 2DEC 5 B-3
052260,000913: 13,3734 74631 63145 -1/12 2DEC -.1
052261,000914: 13,3736 00243 32703 RECRATIO 2DEC .01
052262,000915: 13,3740 03654 21000 RSPHERE 2DEC 64373.76 E3 B-29
052263,000916: 13,3742 03654 21000 RDM 2DEC 16093.44 E3 B-27
052264,000917: 13,3744 04627 25200 RDE 2DEC 80467.20 E3 B-29
052265,000918:
052266,000919: 13,3746 RATT EQUALS 00
052267,000920: 13,3746 VATT EQUALS 6D
052268,000921: 13,3746 TAT EQUALS 12D
052269,000922: 13,3746 RATT1 EQUALS 14D
052270,000923: 13,3746 VATT1 EQUALS 20D
052271,000924: 13,3746 MU(P) EQUALS 26D
052272,000925: 13,3746 TDEC1 EQUALS 32D
052273,000926: 13,3746 URPV EQUALS 14D
052274,000927: 13,3746 0022 COSPHI/2 EQUALS URPV +4
052275,000928: 13,3746 UZ EQUALS 20D
052276,000929: 13,3746 TVEC EQUALS 26D
052277,000930:
End of include-file ORBITAL_INTEGRATION.agc. Parent file is MAIN.agc