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|00000000| 6e 33 65 6d 6f 2d 6f 72 | 62 69 74 2f 00 00 00 00 |n3emo-or|bit/....|
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|00000200| 6e 33 65 6d 6f 2d 6f 72 | 62 69 74 2f 53 68 61 72 |n3emo-or|bit/Shar|
|00000210| 46 69 6c 65 2e 48 65 61 | 64 65 72 73 00 00 00 00 |File.Hea|ders....|
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|000002f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|00000320| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|00000360| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|000003d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
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|000003f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000400| 3d 3d 3d 20 6e 33 65 6d | 6f 2d 6f 72 62 69 74 2e |=== n3em|o-orbit.|
|00000410| 73 68 61 72 20 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |shar ===|========|
|00000420| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 0a 46 |========|======.F|
|00000430| 72 6f 6d 20 73 70 61 72 | 6b 79 66 73 21 61 6d 65 |rom spar|kyfs!ame|
|00000440| 73 21 6d 61 69 6c 72 75 | 73 21 75 75 6e 65 74 21 |s!mailru|s!uunet!|
|00000450| 61 6c 6c 62 65 72 79 20 | 4d 6f 6e 20 4d 61 72 20 |allbery |Mon Mar |
|00000460| 31 32 20 30 38 3a 35 32 | 3a 34 30 20 50 53 54 20 |12 08:52|:40 PST |
|00000470| 31 39 39 30 0a 0a 50 6f | 73 74 69 6e 67 2d 6e 75 |1990..Po|sting-nu|
|00000480| 6d 62 65 72 3a 20 56 6f | 6c 75 6d 65 20 31 31 2c |mber: Vo|lume 11,|
|00000490| 20 49 73 73 75 65 20 32 | 30 0a 53 75 62 6d 69 74 | Issue 2|0.Submit|
|000004a0| 74 65 64 2d 62 79 3a 20 | 72 77 62 40 76 69 2e 72 |ted-by: |rwb@vi.r|
|000004b0| 69 2e 63 6d 75 2e 65 64 | 75 20 28 42 6f 62 20 42 |i.cmu.ed|u (Bob B|
|000004c0| 65 72 67 65 72 29 0a 41 | 72 63 68 69 76 65 2d 6e |erger).A|rchive-n|
|000004d0| 61 6d 65 3a 20 6e 33 65 | 6d 6f 2d 6f 72 62 69 74 |ame: n3e|mo-orbit|
|000004e0| 2f 70 61 72 74 30 31 0a | 0a 48 65 72 65 27 73 20 |/part01.|.Here's |
|000004f0| 61 20 70 72 6f 67 72 61 | 6d 20 74 6f 20 74 72 61 |a progra|m to tra|
|00000500| 63 6b 20 65 61 72 74 68 | 20 73 61 74 65 6c 6c 69 |ck earth| satelli|
|00000510| 74 65 73 2e 20 49 74 27 | 73 20 62 65 65 6e 20 75 |tes. It'|s been u|
|00000520| 73 65 64 20 62 79 20 61 | 6d 61 74 65 75 72 20 72 |sed by a|mateur r|
|00000530| 61 64 69 6f 0a 6f 70 65 | 72 61 74 6f 72 73 20 66 |adio.ope|rators f|
|00000540| 6f 72 20 61 20 66 65 77 | 20 79 65 61 72 73 2e 20 |or a few| years. |
|00000550| 49 74 27 73 20 61 6c 73 | 6f 20 75 73 65 66 75 6c |It's als|o useful|
|00000560| 20 66 6f 72 20 77 65 61 | 74 68 65 72 20 73 61 74 | for wea|ther sat|
|00000570| 65 6c 6c 69 74 65 73 2c | 20 74 68 65 20 73 70 61 |ellites,| the spa|
|00000580| 63 65 0a 73 68 75 74 74 | 6c 65 2c 20 65 74 63 2e |ce.shutt|le, etc.|
|00000590| 0a 0a 23 0a 23 20 74 79 | 70 65 20 20 20 20 73 68 |..#.# ty|pe    sh|
|000005a0| 20 6f 72 62 69 74 2e 73 | 68 61 72 20 20 20 74 6f | orbit.s|har   to|
|000005b0| 20 75 6e 70 61 63 6b 20 | 74 68 69 73 20 61 72 63 | unpack |this arc|
|000005c0| 68 69 76 65 2e 0a 23 0a | 63 68 20 6e 66 73 20 72 |hive..#.|ch nfs r|
|000005d0| 77 2c 6e 6f 61 75 74 6f | 20 30 20 30 0a 70 6f 6e |w,noauto| 0 0.pon|
|000005e0| 67 66 73 3a 2f 73 74 61 | 67 65 2f 73 70 61 72 63 |gfs:/sta|ge/sparc|
|000005f0| 2f 6c 6f 63 61 6c 20 2f | 74 6d 70 5f 6d 6e 74 2f |/local /|tmp_mnt/|
|00000600| 6e 33 65 6d 6f 2d 6f 72 | 62 69 74 2f 6f 72 62 69 |n3emo-or|bit/orbi|
|00000610| 74 2e 64 6f 63 00 00 00 | 00 00 00 00 00 00 00 00 |t.doc...|........|
|00000620| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000630| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000640| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000650| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000660| 00 00 00 00 20 20 20 36 | 34 34 20 00 20 20 31 35 |....   6|44 .  15|
|00000670| 32 34 20 00 20 20 20 20 | 31 33 20 00 20 20 20 20 |24 .    |13 .    |
|00000680| 20 20 31 37 36 33 31 20 | 20 34 36 30 31 35 32 34 |  17631 | 4601524|
|00000690| 34 33 34 20 20 31 30 31 | 32 33 00 20 00 00 00 00 |434  101|23. ....|
|000006a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000006f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000700| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000710| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000720| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000730| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000740| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000750| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000760| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000770| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000780| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000790| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007a0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007b0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007c0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007d0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000007f0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000800| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000810| 20 20 20 20 20 20 20 20 | 20 20 20 54 48 45 20 4e |        |   THE N|
|00000820| 33 45 4d 4f 20 4f 52 42 | 49 54 20 53 49 4d 55 4c |3EMO ORB|IT SIMUL|
|00000830| 41 54 4f 52 0a 0a 20 20 | 20 20 20 20 20 20 20 20 |ATOR..  |        |
|00000840| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000850| 20 20 20 20 20 20 20 20 | 56 45 52 53 49 4f 4e 20 |        |VERSION |
|00000860| 33 2e 37 0a 0a 20 20 20 | 20 20 20 20 20 20 20 20 |3.7..   |        |
|00000870| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00000880| 20 52 6f 62 65 72 74 20 | 57 2e 20 42 65 72 67 65 | Robert |W. Berge|
|00000890| 72 2c 20 4e 33 45 4d 4f | 0a 0a 20 20 20 20 20 20 |r, N3EMO|..      |
|000008a0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000008b0| 20 20 20 20 20 20 20 20 | 20 20 20 4d 61 72 63 68 |        |   March|
|000008c0| 20 37 2c 20 31 39 39 30 | 0a 0a 31 20 49 6e 74 72 | 7, 1990|..1 Intr|
|000008d0| 6f 64 75 63 74 69 6f 6e | 0a 20 20 54 68 65 20 20 |oduction|.  The  |
|000008e0| 4e 33 45 4d 4f 20 20 6f | 72 62 69 74 20 20 70 72 |N3EMO  o|rbit  pr|
|000008f0| 6f 67 72 61 6d 20 20 73 | 69 6d 75 6c 61 74 65 73 |ogram  s|imulates|
|00000900| 20 20 74 68 65 20 20 6d | 6f 74 69 6f 6e 73 20 20 |  the  m|otions  |
|00000910| 6f 66 20 65 61 72 74 68 | 20 73 61 74 65 6c 6c 69 |of earth| satelli|
|00000920| 74 65 73 2e 20 54 68 65 | 0a 70 72 6f 67 72 61 6d |tes. The|.program|
|00000930| 20 77 61 73 20 77 72 69 | 74 74 65 6e 20 66 6f 72 | was wri|tten for|
|00000940| 20 75 73 65 20 62 79 20 | 20 61 6d 61 74 65 75 72 | use by | amateur|
|00000950| 20 20 72 61 64 69 6f 20 | 20 6f 70 65 72 61 74 6f |  radio | operato|
|00000960| 72 73 2c 20 20 62 75 74 | 20 20 69 73 20 20 75 73 |rs,  but|  is  us|
|00000970| 65 66 75 6c 20 20 74 6f | 0a 6f 74 68 65 72 73 2c |eful  to|.others,|
|00000980| 20 20 73 75 63 68 20 20 | 61 73 20 20 61 73 74 72 |  such  |as  astr|
|00000990| 6f 6e 6f 6d 65 72 73 20 | 20 69 6e 74 65 72 65 73 |onomers | interes|
|000009a0| 74 65 64 20 20 69 6e 20 | 6f 62 73 65 72 76 69 6e |ted  in |observin|
|000009b0| 67 20 61 72 74 69 66 69 | 63 69 61 6c 20 73 61 74 |g artifi|cial sat|
|000009c0| 65 6c 6c 69 74 65 73 2c | 0a 73 70 61 63 65 20 65 |ellites,|.space e|
|000009d0| 6e 74 68 75 73 69 61 73 | 74 73 20 74 72 61 63 6b |nthusias|ts track|
|000009e0| 69 6e 67 20 73 68 75 74 | 74 6c 65 20 6d 69 73 73 |ing shut|tle miss|
|000009f0| 69 6f 6e 73 2c 20 61 6e | 64 20 6d 65 74 65 6f 72 |ions, an|d meteor|
|00000a00| 6f 6c 6f 67 69 73 74 73 | 20 20 75 73 69 6e 67 20 |ologists|  using |
|00000a10| 20 77 65 61 74 68 65 72 | 0a 73 61 74 65 6c 6c 69 | weather|.satelli|
|00000a20| 74 65 73 2e 20 20 54 68 | 65 20 20 70 72 6f 67 72 |tes.  Th|e  progr|
|00000a30| 61 6d 20 20 69 73 20 64 | 69 73 74 72 69 62 75 74 |am  is d|istribut|
|00000a40| 65 64 20 69 6e 20 73 6f | 75 72 63 65 20 66 6f 72 |ed in so|urce for|
|00000a50| 6d 20 69 6e 20 74 68 65 | 20 43 20 6c 61 6e 67 75 |m in the| C langu|
|00000a60| 61 67 65 2c 20 61 6e 64 | 0a 68 61 73 20 62 65 65 |age, and|.has bee|
|00000a70| 6e 20 75 73 65 64 20 6f | 6e 20 61 20 77 69 64 65 |n used o|n a wide|
|00000a80| 20 76 61 72 69 65 74 79 | 20 6f 66 20 63 6f 6d 70 | variety| of comp|
|00000a90| 75 74 65 72 73 2c 20 66 | 72 6f 6d 20 6d 69 63 72 |uters, f|rom micr|
|00000aa0| 6f 73 20 74 6f 20 6d 61 | 69 6e 66 72 61 6d 65 73 |os to ma|inframes|
|00000ab0| 2e 0a 0a 32 20 43 68 61 | 6e 67 65 73 0a 20 20 54 |...2 Cha|nges.  T|
|00000ac0| 68 65 20 66 6f 6c 6c 6f | 77 69 6e 67 20 63 68 61 |he follo|wing cha|
|00000ad0| 6e 67 65 73 20 68 61 76 | 65 20 62 65 65 6e 20 6d |nges hav|e been m|
|00000ae0| 61 64 65 20 73 69 6e 63 | 65 20 74 68 65 20 6c 61 |ade sinc|e the la|
|00000af0| 73 74 20 70 75 62 6c 69 | 63 20 20 72 65 6c 65 61 |st publi|c  relea|
|00000b00| 73 65 20 20 28 76 65 72 | 73 69 6f 6e 0a 32 2e 33 |se  (ver|sion.2.3|
|00000b10| 29 3a 0a 0a 20 20 20 2d | 20 54 68 65 20 20 69 6e |):..   -| The  in|
|00000b20| 74 65 72 6e 61 6c 20 20 | 63 61 6c 63 75 6c 61 74 |ternal  |calculat|
|00000b30| 69 6f 6e 20 20 72 6f 75 | 74 69 6e 65 73 20 20 68 |ion  rou|tines  h|
|00000b40| 61 76 65 20 62 65 65 6e | 20 72 65 77 72 69 74 74 |ave been| rewritt|
|00000b50| 65 6e 20 74 6f 20 69 6e | 63 72 65 61 73 65 0a 20 |en to in|crease. |
|00000b60| 20 20 20 20 70 65 72 66 | 6f 72 6d 61 6e 63 65 2c |    perf|ormance,|
|00000b70| 20 72 65 61 64 61 62 69 | 6c 69 74 79 2c 20 61 6e | readabi|lity, an|
|00000b80| 64 20 6d 6f 64 75 6c 61 | 72 69 74 79 2e 20 20 54 |d modula|rity.  T|
|00000b90| 68 69 73 20 20 66 61 63 | 69 6c 69 74 61 74 65 73 |his  fac|ilitates|
|00000ba0| 20 20 75 73 65 20 20 6f | 66 0a 20 20 20 20 20 6f |  use  o|f.     o|
|00000bb0| 72 62 69 74 27 73 20 72 | 6f 75 74 69 6e 65 73 20 |rbit's r|outines |
|00000bc0| 66 72 6f 6d 20 6f 74 68 | 65 72 20 70 72 6f 67 72 |from oth|er progr|
|00000bd0| 61 6d 73 2e 0a 0a 20 20 | 20 2d 20 41 20 20 6e 65 |ams...  | - A  ne|
|00000be0| 77 20 73 69 64 65 72 65 | 61 6c 20 74 69 6d 65 20 |w sidere|al time |
|00000bf0| 72 65 66 65 72 65 6e 63 | 65 20 69 73 20 67 65 6e |referenc|e is gen|
|00000c00| 65 72 61 74 65 64 20 66 | 6f 72 20 65 61 63 68 20 |erated f|or each |
|00000c10| 72 75 6e 2e 20 54 68 69 | 73 20 61 6c 6c 6f 77 73 |run. Thi|s allows|
|00000c20| 0a 20 20 20 20 20 74 68 | 65 20 70 72 6f 67 72 61 |.     th|e progra|
|00000c30| 6d 20 74 6f 20 6d 61 69 | 6e 74 61 69 6e 20 69 74 |m to mai|ntain it|
|00000c40| 73 20 61 63 63 75 72 61 | 63 79 20 77 69 74 68 6f |s accura|cy witho|
|00000c50| 75 74 20 20 68 61 76 69 | 6e 67 20 20 74 6f 20 20 |ut  havi|ng  to  |
|00000c60| 62 65 20 20 75 70 64 61 | 74 65 64 0a 20 20 20 20 |be  upda|ted.    |
|00000c70| 20 65 76 65 72 79 20 79 | 65 61 72 2e 0a 0a 20 20 | every y|ear...  |
|00000c80| 20 2d 20 50 72 65 64 69 | 63 74 65 64 20 20 64 6f | - Predi|cted  do|
|00000c90| 70 70 6c 65 72 20 20 73 | 68 69 66 74 73 20 20 61 |ppler  s|hifts  a|
|00000ca0| 72 65 20 6d 75 63 68 20 | 6d 6f 72 65 20 61 63 63 |re much |more acc|
|00000cb0| 75 72 61 74 65 2e 20 54 | 68 65 20 69 6e 73 74 61 |urate. T|he insta|
|00000cc0| 6e 74 61 6e 65 6f 75 73 | 0a 20 20 20 20 20 72 61 |ntaneous|.     ra|
|00000cd0| 6e 67 65 2d 72 61 74 65 | 20 69 73 20 6e 6f 77 20 |nge-rate| is now |
|00000ce0| 63 61 6c 63 75 6c 61 74 | 65 64 20 20 64 69 72 65 |calculat|ed  dire|
|00000cf0| 63 74 6c 79 20 20 69 6e | 73 74 65 61 64 20 20 6f |ctly  in|stead  o|
|00000d00| 66 20 20 62 79 20 20 64 | 69 66 66 65 72 65 6e 63 |f  by  d|ifferenc|
|00000d10| 69 6e 67 0a 20 20 20 20 | 20 73 75 63 63 65 73 73 |ing.    | success|
|00000d20| 69 76 65 20 20 72 61 6e | 67 65 20 20 73 61 6d 70 |ive  ran|ge  samp|
|00000d30| 6c 65 73 2e 20 20 54 68 | 65 20 20 64 6f 70 70 6c |les.  Th|e  doppl|
|00000d40| 65 72 20 20 73 68 69 66 | 74 20 64 69 73 70 6c 61 |er  shif|t displa|
|00000d50| 79 65 64 20 69 73 20 6e | 6f 77 20 74 68 65 0a 20 |yed is n|ow the. |
|00000d60| 20 20 20 20 63 6f 72 72 | 65 63 74 20 6f 6e 65 20 |    corr|ect one |
|00000d70| 66 6f 72 20 74 68 65 20 | 73 61 6d 70 6c 65 20 74 |for the |sample t|
|00000d80| 69 6d 65 2c 20 20 69 6e | 73 74 65 61 64 20 20 6f |ime,  in|stead  o|
|00000d90| 66 20 20 61 6e 20 20 61 | 76 65 72 61 67 65 20 20 |f  an  a|verage  |
|00000da0| 66 72 6f 6d 20 20 74 68 | 65 0a 20 20 20 20 20 70 |from  th|e.     p|
|00000db0| 72 65 63 65 64 69 6e 67 | 20 73 61 6d 70 6c 65 20 |receding| sample |
|00000dc0| 69 6e 74 65 72 76 61 6c | 2e 0a 0a 20 20 20 2d 20 |interval|...   - |
|00000dd0| 45 63 6c 69 70 73 65 73 | 20 61 72 65 20 6f 70 74 |Eclipses| are opt|
|00000de0| 69 6f 6e 61 6c 6c 79 20 | 72 65 70 6f 72 74 65 64 |ionally |reported|
|00000df0| 2e 0a 0a 20 20 20 2d 20 | 44 61 74 61 20 66 6f 72 |...   - |Data for|
|00000e00| 20 30 2d 31 38 30 20 64 | 65 67 72 65 65 20 65 6c | 0-180 d|egree el|
|00000e10| 65 76 61 74 69 6f 6e 20 | 72 6f 74 61 74 6f 72 73 |evation |rotators|
|00000e20| 20 69 73 20 6f 70 74 69 | 6f 6e 61 6c 6c 79 20 70 | is opti|onally p|
|00000e30| 72 6f 76 69 64 65 64 2e | 0a 0a 20 20 20 2d 20 53 |rovided.|..   - S|
|00000e40| 61 74 65 6c 6c 69 74 65 | 20 6e 61 6d 65 73 20 6d |atellite| names m|
|00000e50| 61 79 20 63 6f 6e 74 61 | 69 6e 20 73 70 61 63 65 |ay conta|in space|
|00000e60| 73 2e 0a 0a 20 20 20 2d | 20 53 69 6e 67 6c 65 20 |s...   -| Single |
|00000e70| 20 63 68 61 72 61 63 74 | 65 72 20 20 61 62 62 72 | charact|er  abbr|
|00000e80| 65 76 69 61 74 69 6f 6e | 73 20 61 72 65 20 70 72 |eviation|s are pr|
|00000e90| 6f 76 69 64 65 64 20 66 | 6f 72 20 75 70 20 74 6f |ovided f|or up to|
|00000ea0| 20 36 32 20 73 61 74 65 | 6c 6c 69 74 65 73 0a 20 | 62 sate|llites. |
|00000eb0| 20 20 20 20 28 75 70 20 | 66 72 6f 6d 20 32 36 29 |    (up |from 26)|
|00000ec0| 2e 0a 0a 20 20 20 2d 20 | 41 20 70 72 6f 67 72 61 |...   - |A progra|
|00000ed0| 6d 20 69 73 20 70 72 6f | 76 69 64 65 64 20 74 6f |m is pro|vided to|
|00000ee0| 20 63 6f 6e 76 65 72 74 | 20 20 4e 41 53 41 20 20 | convert|  NASA  |
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|000038d0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 2f |        |       /|
|000038e0| 2a 20 4d 68 7a 2c 20 75 | 73 65 64 20 66 6f 72 20 |* Mhz, u|sed for |
|000038f0| 64 6f 70 70 6c 65 72 20 | 63 61 6c 63 20 20 20 20 |doppler |calc    |
|00003900| 2a 2f 0a 20 20 20 20 64 | 6f 75 62 6c 65 20 4d 61 |*/.    d|ouble Ma|
|00003910| 78 50 68 61 73 65 3b 20 | 20 20 20 20 20 20 20 20 |xPhase; |        |
|00003920| 20 20 20 20 20 20 20 20 | 20 20 20 2f 2a 20 50 68 |        |   /* Ph|
|00003930| 61 73 65 20 75 6e 69 74 | 73 20 69 6e 20 31 20 6f |ase unit|s in 1 o|
|00003940| 72 62 69 74 20 20 20 20 | 20 20 20 20 2a 2f 0a 20 |rbit    |    */. |
|00003950| 20 20 20 64 6f 75 62 6c | 65 20 70 65 72 69 67 65 |   doubl|e perige|
|00003960| 65 50 68 61 73 65 3b 0a | 20 20 20 20 69 6e 74 20 |ePhase;.|    int |
|00003970| 4e 75 6d 4d 6f 64 65 73 | 3b 0a 20 20 20 20 4d 6f |NumModes|;.    Mo|
|00003980| 64 65 52 65 63 20 4d 6f | 64 65 73 5b 4d 61 78 4d |deRec Mo|des[MaxM|
|00003990| 6f 64 65 73 5d 3b 0a 20 | 20 20 20 69 6e 74 20 50 |odes];. |   int P|
|000039a0| 72 69 6e 74 41 70 6f 67 | 65 65 3b 0a 20 20 20 20 |rintApog|ee;.    |
|000039b0| 69 6e 74 20 50 72 69 6e | 74 45 63 6c 69 70 73 65 |int Prin|tEclipse|
|000039c0| 73 3b 0a 20 20 20 20 69 | 6e 74 20 46 6c 69 70 3b |s;.    i|nt Flip;|
|000039d0| 0a 20 0a 20 20 20 20 2f | 2a 20 53 69 6d 75 6c 61 |. .    /|* Simula|
|000039e0| 74 69 6f 6e 20 50 61 72 | 61 6d 65 74 65 72 73 20 |tion Par|ameters |
|000039f0| 2a 2f 0a 20 0a 20 20 20 | 20 64 6f 75 62 6c 65 20 |*/. .   | double |
|00003a00| 53 74 61 72 74 54 69 6d | 65 2c 45 6e 64 54 69 6d |StartTim|e,EndTim|
|00003a10| 65 2c 20 53 74 65 70 54 | 69 6d 65 3b 20 2f 2a 20 |e, StepT|ime; /* |
|00003a20| 49 6e 20 44 61 79 73 2c | 20 31 20 3d 20 4e 65 77 |In Days,| 1 = New|
|00003a30| 20 59 65 61 72 20 20 20 | 20 20 20 20 20 2a 2f 0a | Year   |     */.|
|00003a40| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00003a50| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00003a60| 20 20 20 20 20 20 20 20 | 2f 2a 20 20 20 20 20 20 |        |/*      |
|00003a70| 6f 66 20 72 65 66 65 72 | 65 6e 63 65 20 79 65 61 |of refer|ence yea|
|00003a80| 72 20 20 20 20 20 20 20 | 2a 2f 0a 20 0a 20 20 20 |r       |*/. .   |
|00003a90| 20 2f 2a 20 53 69 74 65 | 20 50 61 72 61 6d 65 74 | /* Site| Paramet|
|00003aa0| 65 72 73 20 2a 2f 0a 20 | 20 20 20 63 68 61 72 20 |ers */. |   char |
|00003ab0| 53 69 74 65 4e 61 6d 65 | 5b 31 30 30 5d 3b 0a 20 |SiteName|[100];. |
|00003ac0| 20 20 20 64 6f 75 62 6c | 65 20 53 69 74 65 4c 61 |   doubl|e SiteLa|
|00003ad0| 74 2c 53 69 74 65 4c 6f | 6e 67 2c 53 69 74 65 41 |t,SiteLo|ng,SiteA|
|00003ae0| 6c 74 69 74 75 64 65 2c | 53 69 74 65 4d 69 6e 45 |ltitude,|SiteMinE|
|00003af0| 6c 65 76 3b 0a 20 0a 20 | 0a 2f 2a 20 4c 69 73 74 |lev;. . |./* List|
|00003b00| 20 74 68 65 20 73 61 74 | 65 6c 6c 69 74 65 73 20 | the sat|ellites |
|00003b10| 69 6e 20 6b 65 70 6c 65 | 72 2e 64 61 74 2c 20 61 |in keple|r.dat, a|
|00003b20| 6e 64 20 72 65 74 75 72 | 6e 20 74 68 65 20 6e 75 |nd retur|n the nu|
|00003b30| 6d 62 65 72 20 66 6f 75 | 6e 64 20 2a 2f 0a 4c 69 |mber fou|nd */.Li|
|00003b40| 73 74 53 61 74 65 6c 6c | 69 74 65 73 28 29 0a 7b |stSatell|ites().{|
|00003b50| 0a 20 20 20 20 63 68 61 | 72 20 73 74 72 5b 31 30 |.    cha|r str[10|
|00003b60| 30 5d 3b 0a 20 20 20 20 | 46 49 4c 45 20 2a 49 6e |0];.    |FILE *In|
|00003b70| 46 69 6c 65 3b 0a 20 20 | 20 20 63 68 61 72 20 73 |File;.  |  char s|
|00003b80| 61 74 63 68 61 72 3b 0a | 20 20 20 20 69 6e 74 20 |atchar;.|    int |
|00003b90| 4e 75 6d 53 61 74 65 6c | 6c 69 74 65 73 3b 0a 0a |NumSatel|lites;..|
|00003ba0| 20 20 20 20 70 72 69 6e | 74 66 28 22 41 76 61 69 |    prin|tf("Avai|
|00003bb0| 6c 61 62 6c 65 20 73 61 | 74 65 6c 6c 69 74 65 73 |lable sa|tellites|
|00003bc0| 3a 5c 6e 22 29 3b 0a 0a | 20 20 20 20 69 66 20 28 |:\n");..|    if (|
|00003bd0| 28 49 6e 46 69 6c 65 20 | 3d 20 66 6f 70 65 6e 28 |(InFile |= fopen(|
|00003be0| 22 6b 65 70 6c 65 72 2e | 64 61 74 22 2c 22 72 22 |"kepler.|dat","r"|
|00003bf0| 29 29 20 3d 3d 20 30 29 | 0a 20 20 20 20 20 20 20 |)) == 0)|.       |
|00003c00| 20 7b 0a 09 70 72 69 6e | 74 66 28 22 5c 22 6b 65 | {..prin|tf("\"ke|
|00003c10| 70 6c 65 72 2e 64 61 74 | 5c 22 20 6e 6f 74 20 66 |pler.dat|\" not f|
|00003c20| 6f 75 6e 64 5c 6e 22 29 | 3b 0a 09 65 78 69 74 28 |ound\n")|;..exit(|
|00003c30| 2d 31 29 3b 0a 09 7d 0a | 0a 20 20 20 20 73 61 74 |-1);..}.|.    sat|
|00003c40| 63 68 61 72 20 3d 20 27 | 61 27 3b 0a 20 20 20 20 |char = '|a';.    |
|00003c50| 4e 75 6d 53 61 74 65 6c | 6c 69 74 65 73 20 3d 20 |NumSatel|lites = |
|00003c60| 30 3b 0a 20 20 20 20 77 | 68 69 6c 65 20 28 66 67 |0;.    w|hile (fg|
|00003c70| 65 74 73 28 73 74 72 2c | 31 30 30 2c 49 6e 46 69 |ets(str,|100,InFi|
|00003c80| 6c 65 29 29 0a 09 69 66 | 20 28 73 74 72 6e 63 6d |le))..if| (strncm|
|00003c90| 70 28 73 74 72 2c 22 53 | 61 74 65 6c 6c 69 74 65 |p(str,"S|atellite|
|00003ca0| 3a 20 22 2c 31 31 29 20 | 3d 3d 20 30 29 0a 09 20 |: ",11) |== 0).. |
|00003cb0| 20 20 20 7b 0a 09 20 20 | 20 20 70 72 69 6e 74 66 |   {..  |  printf|
|00003cc0| 28 22 09 25 63 29 20 25 | 73 22 2c 73 61 74 63 68 |(".%c) %|s",satch|
|00003cd0| 61 72 2c 26 73 74 72 5b | 31 31 5d 29 3b 0a 09 20 |ar,&str[|11]);.. |
|00003ce0| 20 20 20 69 66 20 28 73 | 61 74 63 68 61 72 20 3d |   if (s|atchar =|
|00003cf0| 3d 20 27 7a 27 29 0a 09 | 09 73 61 74 63 68 61 72 |= 'z')..|.satchar|
|00003d00| 20 3d 20 27 41 27 3b 0a | 20 20 20 20 20 20 20 20 | = 'A';.|        |
|00003d10| 20 20 20 20 20 20 20 65 | 6c 73 65 20 69 66 20 28 |       e|lse if (|
|00003d20| 73 61 74 63 68 61 72 20 | 3d 3d 20 27 5a 27 29 0a |satchar |== 'Z').|
|00003d30| 09 09 20 20 20 73 61 74 | 63 68 61 72 20 3d 20 27 |..   sat|char = '|
|00003d40| 30 27 3b 0a 20 20 20 20 | 09 20 20 20 20 20 20 20 |0';.    |.       |
|00003d50| 20 65 6c 73 65 20 73 61 | 74 63 68 61 72 2b 2b 3b | else sa|tchar++;|
|00003d60| 0a 09 20 20 20 20 4e 75 | 6d 53 61 74 65 6c 6c 69 |..    Nu|mSatelli|
|00003d70| 74 65 73 2b 2b 3b 0a 09 | 20 20 20 20 7d 0a 0a 20 |tes++;..|    }.. |
|00003d80| 20 20 20 66 63 6c 6f 73 | 65 28 49 6e 46 69 6c 65 |   fclos|e(InFile|
|00003d90| 29 3b 0a 0a 20 20 20 20 | 72 65 74 75 72 6e 20 4e |);..    |return N|
|00003da0| 75 6d 53 61 74 65 6c 6c | 69 74 65 73 3b 0a 7d 0a |umSatell|ites;.}.|
|00003db0| 0a 2f 2a 20 4d 61 74 63 | 68 20 61 6e 64 20 73 6b |./* Matc|h and sk|
|00003dc0| 69 70 20 6f 76 65 72 20 | 61 20 73 74 72 69 6e 67 |ip over |a string|
|00003dd0| 20 69 6e 20 74 68 65 20 | 69 6e 70 75 74 20 66 69 | in the |input fi|
|00003de0| 6c 65 2e 20 45 78 69 74 | 73 20 6f 6e 20 66 61 69 |le. Exit|s on fai|
|00003df0| 6c 75 72 65 2e 20 2a 2f | 0a 0a 4d 61 74 63 68 53 |lure. */|..MatchS|
|00003e00| 74 72 28 49 6e 46 69 6c | 65 2c 46 69 6c 65 4e 61 |tr(InFil|e,FileNa|
|00003e10| 6d 65 2c 54 61 72 67 65 | 74 29 0a 46 49 4c 45 20 |me,Targe|t).FILE |
|00003e20| 2a 49 6e 46 69 6c 65 3b | 0a 63 68 61 72 20 2a 46 |*InFile;|.char *F|
|00003e30| 69 6c 65 4e 61 6d 65 2c | 2a 54 61 72 67 65 74 3b |ileName,|*Target;|
|00003e40| 0a 7b 0a 20 20 20 20 63 | 68 61 72 20 73 74 72 5b |.{.    c|har str[|
|00003e50| 31 30 30 5d 3b 0a 0a 20 | 20 20 20 66 67 65 74 73 |100];.. |   fgets|
|00003e60| 28 73 74 72 2c 73 74 72 | 6c 65 6e 28 54 61 72 67 |(str,str|len(Targ|
|00003e70| 65 74 29 2b 31 2c 49 6e | 46 69 6c 65 29 3b 0a 20 |et)+1,In|File);. |
|00003e80| 20 20 20 69 66 20 28 73 | 74 72 63 6d 70 28 54 61 |   if (s|trcmp(Ta|
|00003e90| 72 67 65 74 2c 73 74 72 | 29 29 0a 20 20 20 20 20 |rget,str|)).     |
|00003ea0| 20 20 7b 0a 20 20 20 20 | 20 20 20 70 72 69 6e 74 |  {.    |   print|
|00003eb0| 66 28 22 25 73 3a 20 66 | 6f 75 6e 64 20 5c 22 25 |f("%s: f|ound \"%|
|00003ec0| 73 5c 22 20 77 68 69 6c | 65 20 65 78 70 65 63 74 |s\" whil|e expect|
|00003ed0| 69 6e 67 20 5c 22 25 73 | 5c 6e 5c 22 22 2c 46 69 |ing \"%s|\n\"",Fi|
|00003ee0| 6c 65 4e 61 6d 65 2c 73 | 74 72 2c 54 61 72 67 65 |leName,s|tr,Targe|
|00003ef0| 74 29 3b 0a 20 20 20 20 | 20 20 20 65 78 69 74 28 |t);.    |   exit(|
|00003f00| 2d 31 29 3b 0a 20 20 20 | 20 20 20 20 7d 0a 7d 0a |-1);.   |    }.}.|
|00003f10| 0a 4c 65 74 74 65 72 4e | 75 6d 28 63 29 0a 63 68 |.LetterN|um(c).ch|
|00003f20| 61 72 20 63 3b 0a 7b 0a | 20 20 20 20 69 66 20 28 |ar c;.{.|    if (|
|00003f30| 63 20 3e 3d 20 27 61 27 | 20 26 26 20 63 20 3c 3d |c >= 'a'| && c <=|
|00003f40| 20 27 7a 27 29 0a 09 72 | 65 74 75 72 6e 20 63 20 | 'z')..r|eturn c |
|00003f50| 2d 20 27 61 27 20 2b 20 | 31 3b 0a 20 20 20 20 20 |- 'a' + |1;.     |
|00003f60| 20 65 6c 73 65 20 69 66 | 20 28 63 20 3e 3d 20 27 | else if| (c >= '|
|00003f70| 41 27 20 26 26 20 63 20 | 3c 3d 20 27 5a 27 29 0a |A' && c |<= 'Z').|
|00003f80| 20 09 20 20 72 65 74 75 | 72 6e 20 63 20 2d 20 27 | .  retu|rn c - '|
|00003f90| 41 27 2b 20 32 37 3b 0a | 09 65 6c 73 65 20 69 66 |A'+ 27;.|.else if|
|00003fa0| 20 28 63 20 3e 3d 20 27 | 30 27 20 26 26 20 63 20 | (c >= '|0' && c |
|00003fb0| 3c 3d 20 27 39 27 29 0a | 09 20 20 72 65 74 75 72 |<= '9').|.  retur|
|00003fc0| 6e 20 63 20 2d 20 27 30 | 27 20 2b 20 35 33 3b 0a |n c - '0|' + 53;.|
|00003fd0| 7d 0a 20 20 20 20 20 20 | 0a 2f 2a 20 43 61 73 65 |}.      |./* Case|
|00003fe0| 20 69 6e 73 65 6e 73 69 | 74 69 76 65 20 73 74 72 | insensi|tive str|
|00003ff0| 6e 63 6d 70 20 2a 2f 0a | 63 73 74 72 6e 63 6d 70 |ncmp */.|cstrncmp|
|00004000| 28 73 74 72 31 2c 73 74 | 72 32 2c 6c 29 0a 63 68 |(str1,st|r2,l).ch|
|00004010| 61 72 20 2a 73 74 72 31 | 2c 2a 73 74 72 32 3b 0a |ar *str1|,*str2;.|
|00004020| 7b 0a 20 20 20 20 69 6e | 74 20 69 3b 0a 0a 20 20 |{.    in|t i;..  |
|00004030| 20 20 66 6f 72 20 28 69 | 20 3d 20 30 3b 20 69 20 |  for (i| = 0; i |
|00004040| 3c 20 6c 3b 20 69 2b 2b | 29 0a 09 69 66 20 28 4c |< l; i++|)..if (L|
|00004050| 43 28 73 74 72 31 5b 69 | 5d 29 20 21 3d 20 4c 43 |C(str1[i|]) != LC|
|00004060| 28 73 74 72 32 5b 69 5d | 29 29 0a 09 20 20 20 20 |(str2[i]|))..    |
|00004070| 72 65 74 75 72 6e 20 31 | 3b 0a 0a 20 20 20 20 72 |return 1|;..    r|
|00004080| 65 74 75 72 6e 20 30 3b | 0a 7d 0a 0a 0a 63 73 74 |eturn 0;|.}...cst|
|00004090| 72 63 6d 70 28 73 74 72 | 31 2c 73 74 72 32 29 0a |rcmp(str|1,str2).|
|000040a0| 63 68 61 72 20 2a 73 74 | 72 31 2c 2a 73 74 72 32 |char *st|r1,*str2|
|000040b0| 3b 0a 7b 0a 20 20 20 20 | 69 6e 74 20 69 2c 6c 3b |;.{.    |int i,l;|
|000040c0| 0a 0a 20 20 20 20 6c 20 | 3d 20 73 74 72 6c 65 6e |..    l |= strlen|
|000040d0| 28 73 74 72 31 29 3b 0a | 20 20 20 20 69 66 20 28 |(str1);.|    if (|
|000040e0| 73 74 72 6c 65 6e 28 73 | 74 72 32 29 20 21 3d 20 |strlen(s|tr2) != |
|000040f0| 6c 29 0a 09 72 65 74 75 | 72 6e 20 31 3b 0a 0a 20 |l)..retu|rn 1;.. |
|00004100| 20 20 20 66 6f 72 20 28 | 69 20 3d 20 30 3b 20 69 |   for (|i = 0; i|
|00004110| 20 3c 20 6c 3b 20 69 2b | 2b 29 0a 09 69 66 20 28 | < l; i+|+)..if (|
|00004120| 4c 43 28 73 74 72 31 5b | 69 5d 29 20 21 3d 20 4c |LC(str1[|i]) != L|
|00004130| 43 28 73 74 72 32 5b 69 | 5d 29 29 0a 09 20 20 20 |C(str2[i|]))..   |
|00004140| 20 72 65 74 75 72 6e 20 | 31 3b 0a 0a 20 20 20 20 | return |1;..    |
|00004150| 72 65 74 75 72 6e 20 30 | 3b 0a 7d 0a 0a 0a 47 65 |return 0|;.}...Ge|
|00004160| 74 53 61 74 65 6c 6c 69 | 74 65 50 61 72 61 6d 73 |tSatelli|teParams|
|00004170| 28 29 0a 7b 0a 20 20 20 | 20 46 49 4c 45 20 2a 49 |().{.   | FILE *I|
|00004180| 6e 46 69 6c 65 3b 0a 20 | 20 20 20 63 68 61 72 20 |nFile;. |   char |
|00004190| 73 74 72 5b 31 30 30 5d | 3b 0a 20 20 20 20 69 6e |str[100]|;.    in|
|000041a0| 74 20 45 70 6f 63 68 59 | 65 61 72 3b 0a 20 20 20 |t EpochY|ear;.   |
|000041b0| 20 64 6f 75 62 6c 65 20 | 45 70 6f 63 68 48 6f 75 | double |EpochHou|
|000041c0| 72 2c 45 70 6f 63 68 4d | 69 6e 75 74 65 2c 45 70 |r,EpochM|inute,Ep|
|000041d0| 6f 63 68 53 65 63 6f 6e | 64 3b 0a 20 20 20 20 69 |ochSecon|d;.    i|
|000041e0| 6e 74 20 66 6f 75 6e 64 | 3b 0a 20 20 20 20 69 6e |nt found|;.    in|
|000041f0| 74 20 69 2c 4e 75 6d 53 | 61 74 65 6c 6c 69 74 65 |t i,NumS|atellite|
|00004200| 73 3b 0a 20 20 20 20 63 | 68 61 72 20 73 61 74 63 |s;.    c|har satc|
|00004210| 68 61 72 3b 0a 0a 20 20 | 20 20 4e 75 6d 53 61 74 |har;..  |  NumSat|
|00004220| 65 6c 6c 69 74 65 73 20 | 3d 20 4c 69 73 74 53 61 |ellites |= ListSa|
|00004230| 74 65 6c 6c 69 74 65 73 | 28 29 3b 0a 0a 20 20 20 |tellites|();..   |
|00004240| 20 66 6f 75 6e 64 20 3d | 20 30 3b 0a 0a 20 20 20 | found =| 0;..   |
|00004250| 20 77 68 69 6c 65 20 28 | 21 66 6f 75 6e 64 29 0a | while (|!found).|
|00004260| 09 7b 0a 09 70 72 69 6e | 74 66 28 22 4c 65 74 74 |.{..prin|tf("Lett|
|00004270| 65 72 20 6f 72 20 73 61 | 74 65 6c 6c 69 74 65 20 |er or sa|tellite |
|00004280| 6e 61 6d 65 20 3a 22 29 | 3b 0a 09 67 65 74 73 28 |name :")|;..gets(|
|00004290| 53 61 74 4e 61 6d 65 29 | 3b 0a 0a 09 69 66 20 28 |SatName)|;...if (|
|000042a0| 28 49 6e 46 69 6c 65 20 | 3d 20 66 6f 70 65 6e 28 |(InFile |= fopen(|
|000042b0| 22 6b 65 70 6c 65 72 2e | 64 61 74 22 2c 22 72 22 |"kepler.|dat","r"|
|000042c0| 29 29 20 3d 3d 20 30 29 | 0a 09 20 20 20 20 7b 0a |)) == 0)|..    {.|
|000042d0| 09 20 20 20 20 70 72 69 | 6e 74 66 28 22 6b 65 70 |.    pri|ntf("kep|
|000042e0| 6c 65 72 2e 64 61 74 20 | 6e 6f 74 20 66 6f 75 6e |ler.dat |not foun|
|000042f0| 64 5c 6e 22 29 3b 0a 09 | 20 20 20 20 65 78 69 74 |d\n");..|    exit|
|00004300| 28 2d 31 29 3b 0a 09 20 | 20 20 20 7d 0a 0a 09 69 |(-1);.. |   }...i|
|00004310| 66 20 28 73 74 72 6c 65 | 6e 28 53 61 74 4e 61 6d |f (strle|n(SatNam|
|00004320| 65 29 20 3d 3d 20 31 29 | 0a 09 20 20 20 20 7b 09 |e) == 1)|..    {.|
|00004330| 09 09 2f 2a 20 75 73 65 | 20 73 69 6e 67 6c 65 20 |../* use| single |
|00004340| 63 68 61 72 61 63 74 65 | 72 20 6c 61 62 65 6c 20 |characte|r label |
|00004350| 2a 2f 0a 09 20 20 20 20 | 73 61 74 63 68 61 72 20 |*/..    |satchar |
|00004360| 3d 20 53 61 74 4e 61 6d | 65 5b 30 5d 3b 0a 09 20 |= SatNam|e[0];.. |
|00004370| 20 20 20 69 66 20 28 4c | 65 74 74 65 72 4e 75 6d |   if (L|etterNum|
|00004380| 28 73 61 74 63 68 61 72 | 29 20 3e 20 4e 75 6d 53 |(satchar|) > NumS|
|00004390| 61 74 65 6c 6c 69 74 65 | 73 29 0a 09 20 20 20 20 |atellite|s)..    |
|000043a0| 20 20 20 20 7b 0a 09 20 | 20 20 20 09 70 72 69 6e |    {.. |   .prin|
|000043b0| 74 66 28 22 27 25 63 27 | 20 69 73 20 6f 75 74 20 |tf("'%c'| is out |
|000043c0| 6f 66 20 72 61 6e 67 65 | 5c 6e 22 2c 73 61 74 63 |of range|\n",satc|
|000043d0| 68 61 72 29 3b 0a 09 09 | 66 63 6c 6f 73 65 28 49 |har);...|fclose(I|
|000043e0| 6e 46 69 6c 65 29 3b 0a | 09 09 63 6f 6e 74 69 6e |nFile);.|..contin|
|000043f0| 75 65 3b 0a 09 09 7d 0a | 0a 09 20 20 20 20 66 6f |ue;...}.|..    fo|
|00004400| 72 20 28 69 20 3d 20 31 | 3b 20 69 20 3c 3d 20 4c |r (i = 1|; i <= L|
|00004410| 65 74 74 65 72 4e 75 6d | 28 73 61 74 63 68 61 72 |etterNum|(satchar|
|00004420| 29 3b 20 69 2b 2b 29 0a | 09 09 7b 0a 09 09 64 6f |); i++).|..{...do|
|00004430| 20 20 2f 2a 20 66 69 6e | 64 20 6c 69 6e 65 20 62 |  /* fin|d line b|
|00004440| 65 67 69 6e 6e 69 6e 67 | 20 77 69 74 68 20 22 53 |eginning| with "S|
|00004450| 61 74 65 6c 6c 69 74 65 | 3a 20 22 20 2a 2f 0a 09 |atellite|: " */..|
|00004460| 09 20 20 20 20 66 67 65 | 74 73 28 73 74 72 2c 31 |.    fge|ts(str,1|
|00004470| 30 30 2c 49 6e 46 69 6c | 65 29 3b 0a 09 09 77 68 |00,InFil|e);...wh|
|00004480| 69 6c 65 20 28 73 74 72 | 6e 63 6d 70 28 73 74 72 |ile (str|ncmp(str|
|00004490| 2c 22 53 61 74 65 6c 6c | 69 74 65 3a 20 22 2c 31 |,"Satell|ite: ",1|
|000044a0| 31 29 20 21 3d 20 30 29 | 3b 0a 09 09 7d 0a 09 20 |1) != 0)|;...}.. |
|000044b0| 20 20 20 66 6f 75 6e 64 | 20 3d 20 31 3b 0a 09 20 |   found| = 1;.. |
|000044c0| 20 20 20 73 74 72 6e 63 | 70 79 28 53 61 74 4e 61 |   strnc|py(SatNa|
|000044d0| 6d 65 2c 26 73 74 72 5b | 31 31 5d 2c 73 74 72 6c |me,&str[|11],strl|
|000044e0| 65 6e 28 73 74 72 29 2d | 31 32 29 3b 0a 09 20 20 |en(str)-|12);..  |
|000044f0| 20 20 7d 0a 09 09 0a 09 | 20 65 6c 73 65 20 0a 09 |  }.....| else ..|
|00004500| 20 20 20 20 20 7b 0a 09 | 20 20 20 20 20 77 68 69 |     {..|     whi|
|00004510| 6c 65 20 28 21 66 6f 75 | 6e 64 29 20 20 2f 2a 20 |le (!fou|nd)  /* |
|00004520| 75 73 65 20 73 61 74 65 | 6c 6c 69 74 65 20 6e 61 |use sate|llite na|
|00004530| 6d 65 20 2a 2f 0a 20 20 | 20 20 20 20 20 20 20 20 |me */.  |        |
|00004540| 20 20 09 7b 0a 09 20 20 | 20 20 09 69 66 20 28 21 |  .{..  |  .if (!|
|00004550| 20 66 67 65 74 73 28 73 | 74 72 2c 31 30 30 2c 49 | fgets(s|tr,100,I|
|00004560| 6e 46 69 6c 65 29 29 0a | 09 20 20 20 20 09 20 20 |nFile)).|.    .  |
|00004570| 20 20 62 72 65 61 6b 3b | 09 2f 2a 20 45 4f 46 20 |  break;|./* EOF |
|00004580| 2a 2f 0a 0a 09 20 20 20 | 20 09 69 66 20 28 73 74 |*/...   | .if (st|
|00004590| 72 6e 63 6d 70 28 73 74 | 72 2c 22 53 61 74 65 6c |rncmp(st|r,"Satel|
|000045a0| 6c 69 74 65 3a 20 22 2c | 31 31 29 20 3d 3d 20 30 |lite: ",|11) == 0|
|000045b0| 29 0a 09 09 20 20 20 69 | 66 20 28 63 73 74 72 6e |)...   i|f (cstrn|
|000045c0| 63 6d 70 28 53 61 74 4e | 61 6d 65 2c 26 73 74 72 |cmp(SatN|ame,&str|
|000045d0| 5b 31 31 5d 2c 73 74 72 | 6c 65 6e 28 53 61 74 4e |[11],str|len(SatN|
|000045e0| 61 6d 65 29 29 20 3d 3d | 20 30 29 0a 09 09 09 66 |ame)) ==| 0)....f|
|000045f0| 6f 75 6e 64 20 3d 20 31 | 3b 0a 09 20 20 20 20 20 |ound = 1|;..     |
|00004600| 20 20 20 7d 0a 0a 09 20 | 20 20 20 69 66 20 28 21 |   }... |   if (!|
|00004610| 66 6f 75 6e 64 29 0a 09 | 09 7b 0a 09 09 70 72 69 |found)..|.{...pri|
|00004620| 6e 74 66 28 22 53 61 74 | 65 6c 6c 69 74 65 20 25 |ntf("Sat|ellite %|
|00004630| 73 20 6e 6f 74 20 66 6f | 75 6e 64 5c 6e 22 2c 53 |s not fo|und\n",S|
|00004640| 61 74 4e 61 6d 65 29 3b | 0a 09 09 66 63 6c 6f 73 |atName);|...fclos|
|00004650| 65 28 49 6e 46 69 6c 65 | 29 3b 0a 09 09 7d 0a 09 |e(InFile|);...}..|
|00004660| 20 20 20 20 7d 0a 09 7d | 0a 0a 20 20 20 20 42 65 |    }..}|..    Be|
|00004670| 61 63 6f 6e 46 72 65 71 | 20 3d 20 31 34 36 2e 30 |aconFreq| = 146.0|
|00004680| 3b 20 20 2f 2a 20 44 65 | 66 61 75 6c 74 20 76 61 |;  /* De|fault va|
|00004690| 6c 75 65 20 2a 2f 0a 0a | 20 20 20 20 66 67 65 74 |lue */..|    fget|
|000046a0| 73 28 73 74 72 2c 31 30 | 30 2c 49 6e 46 69 6c 65 |s(str,10|0,InFile|
|000046b0| 29 3b 09 2f 2a 20 53 6b | 69 70 20 6c 69 6e 65 20 |);./* Sk|ip line |
|000046c0| 2a 2f 0a 0a 20 20 20 20 | 4d 61 74 63 68 53 74 72 |*/..    |MatchStr|
|000046d0| 28 49 6e 46 69 6c 65 2c | 22 6b 65 70 6c 65 72 2e |(InFile,|"kepler.|
|000046e0| 64 61 74 22 2c 22 45 70 | 6f 63 68 20 74 69 6d 65 |dat","Ep|och time|
|000046f0| 3a 22 29 3b 0a 20 20 20 | 20 66 67 65 74 73 28 73 |:");.   | fgets(s|
|00004700| 74 72 2c 31 30 30 2c 49 | 6e 46 69 6c 65 29 3b 0a |tr,100,I|nFile);.|
|00004710| 20 20 20 20 73 73 63 61 | 6e 66 28 73 74 72 2c 22 |    ssca|nf(str,"|
|00004720| 25 6c 66 22 2c 26 45 70 | 6f 63 68 44 61 79 29 3b |%lf",&Ep|ochDay);|
|00004730| 0a 0a 20 20 20 20 45 70 | 6f 63 68 59 65 61 72 20 |..    Ep|ochYear |
|00004740| 3d 20 45 70 6f 63 68 44 | 61 79 20 2f 20 31 30 30 |= EpochD|ay / 100|
|00004750| 30 2e 30 3b 0a 20 20 20 | 20 45 70 6f 63 68 44 61 |0.0;.   | EpochDa|
|00004760| 79 20 2d 3d 20 45 70 6f | 63 68 59 65 61 72 2a 31 |y -= Epo|chYear*1|
|00004770| 30 30 30 2e 30 3b 0a 20 | 20 20 20 45 70 6f 63 68 |000.0;. |   Epoch|
|00004780| 44 61 79 20 2b 3d 20 47 | 65 74 44 61 79 4e 75 6d |Day += G|etDayNum|
|00004790| 28 45 70 6f 63 68 59 65 | 61 72 2c 31 2c 30 29 3b |(EpochYe|ar,1,0);|
|000047a0| 0a 20 20 20 20 66 67 65 | 74 73 28 73 74 72 2c 31 |.    fge|ts(str,1|
|000047b0| 30 30 2c 49 6e 46 69 6c | 65 29 3b 0a 0a 20 20 20 |00,InFil|e);..   |
|000047c0| 20 69 66 20 28 73 73 63 | 61 6e 66 28 73 74 72 2c | if (ssc|anf(str,|
|000047d0| 22 45 6c 65 6d 65 6e 74 | 20 73 65 74 3a 20 25 6c |"Element| set: %l|
|000047e0| 64 22 2c 26 45 6c 65 6d | 65 6e 74 53 65 74 29 20 |d",&Elem|entSet) |
|000047f0| 3d 3d 20 30 29 0a 20 20 | 20 20 20 20 20 7b 20 20 |== 0).  |     {  |
|00004800| 20 2f 2a 20 4f 6c 64 20 | 73 74 79 6c 65 20 6b 65 | /* Old |style ke|
|00004810| 70 6c 65 72 2e 64 61 74 | 20 2a 2f 0a 20 20 20 20 |pler.dat| */.    |
|00004820| 20 20 20 4d 61 74 63 68 | 53 74 72 28 49 6e 46 69 |   Match|Str(InFi|
|00004830| 6c 65 2c 22 6b 65 70 6c | 65 72 2e 64 61 74 22 2c |le,"kepl|er.dat",|
|00004840| 22 45 6c 65 6d 65 6e 74 | 20 73 65 74 3a 22 29 3b |"Element| set:");|
|00004850| 0a 20 20 20 20 20 20 20 | 66 67 65 74 73 28 73 74 |.       |fgets(st|
|00004860| 72 2c 31 30 30 2c 49 6e | 46 69 6c 65 29 3b 0a 20 |r,100,In|File);. |
|00004870| 20 20 20 20 20 20 73 73 | 63 61 6e 66 28 73 74 72 |      ss|canf(str|
|00004880| 2c 22 25 64 22 2c 26 45 | 6c 65 6d 65 6e 74 53 65 |,"%d",&E|lementSe|
|00004890| 74 29 3b 0a 20 20 20 20 | 20 20 20 7d 0a 0a 20 20 |t);.    |   }..  |
|000048a0| 20 20 4d 61 74 63 68 53 | 74 72 28 49 6e 46 69 6c |  MatchS|tr(InFil|
|000048b0| 65 2c 22 6b 65 70 6c 65 | 72 2e 64 61 74 22 2c 22 |e,"keple|r.dat","|
|000048c0| 49 6e 63 6c 69 6e 61 74 | 69 6f 6e 3a 22 29 3b 0a |Inclinat|ion:");.|
|000048d0| 20 20 20 20 66 67 65 74 | 73 28 73 74 72 2c 31 30 |    fget|s(str,10|
|000048e0| 30 2c 49 6e 46 69 6c 65 | 29 3b 0a 20 20 20 20 73 |0,InFile|);.    s|
|000048f0| 73 63 61 6e 66 28 73 74 | 72 2c 22 25 6c 66 22 2c |scanf(st|r,"%lf",|
|00004900| 26 49 6e 63 6c 69 6e 61 | 74 69 6f 6e 29 3b 0a 20 |&Inclina|tion);. |
|00004910| 20 20 20 49 6e 63 6c 69 | 6e 61 74 69 6f 6e 20 2a |   Incli|nation *|
|00004920| 3d 20 52 61 64 69 61 6e | 73 50 65 72 44 65 67 72 |= Radian|sPerDegr|
|00004930| 65 65 3b 0a 0a 20 20 20 | 20 4d 61 74 63 68 53 74 |ee;..   | MatchSt|
|00004940| 72 28 49 6e 46 69 6c 65 | 2c 22 6b 65 70 6c 65 72 |r(InFile|,"kepler|
|00004950| 2e 64 61 74 22 2c 22 52 | 41 20 6f 66 20 6e 6f 64 |.dat","R|A of nod|
|00004960| 65 3a 22 29 3b 0a 20 20 | 20 20 66 67 65 74 73 28 |e:");.  |  fgets(|
|00004970| 73 74 72 2c 31 30 30 2c | 49 6e 46 69 6c 65 29 3b |str,100,|InFile);|
|00004980| 0a 20 20 20 20 73 73 63 | 61 6e 66 28 73 74 72 2c |.    ssc|anf(str,|
|00004990| 22 25 6c 66 22 2c 26 45 | 70 6f 63 68 52 41 41 4e |"%lf",&E|pochRAAN|
|000049a0| 29 3b 0a 20 20 20 20 45 | 70 6f 63 68 52 41 41 4e |);.    E|pochRAAN|
|000049b0| 20 2a 3d 20 52 61 64 69 | 61 6e 73 50 65 72 44 65 | *= Radi|ansPerDe|
|000049c0| 67 72 65 65 3b 0a 0a 20 | 20 20 20 4d 61 74 63 68 |gree;.. |   Match|
|000049d0| 53 74 72 28 49 6e 46 69 | 6c 65 2c 22 6b 65 70 6c |Str(InFi|le,"kepl|
|000049e0| 65 72 2e 64 61 74 22 2c | 22 45 63 63 65 6e 74 72 |er.dat",|"Eccentr|
|000049f0| 69 63 69 74 79 3a 22 29 | 3b 0a 20 20 20 20 66 67 |icity:")|;.    fg|
|00004a00| 65 74 73 28 73 74 72 2c | 31 30 30 2c 49 6e 46 69 |ets(str,|100,InFi|
|00004a10| 6c 65 29 3b 0a 20 20 20 | 20 73 73 63 61 6e 66 28 |le);.   | sscanf(|
|00004a20| 73 74 72 2c 22 25 6c 66 | 22 2c 26 45 63 63 65 6e |str,"%lf|",&Eccen|
|00004a30| 74 72 69 63 69 74 79 29 | 3b 0a 0a 20 20 20 20 4d |tricity)|;..    M|
|00004a40| 61 74 63 68 53 74 72 28 | 49 6e 46 69 6c 65 2c 22 |atchStr(|InFile,"|
|00004a50| 6b 65 70 6c 65 72 2e 64 | 61 74 22 2c 22 41 72 67 |kepler.d|at","Arg|
|00004a60| 20 6f 66 20 70 65 72 69 | 67 65 65 3a 22 29 3b 0a | of peri|gee:");.|
|00004a70| 20 20 20 20 66 67 65 74 | 73 28 73 74 72 2c 31 30 |    fget|s(str,10|
|00004a80| 30 2c 49 6e 46 69 6c 65 | 29 3b 0a 20 20 20 20 73 |0,InFile|);.    s|
|00004a90| 73 63 61 6e 66 28 73 74 | 72 2c 22 25 6c 66 22 2c |scanf(st|r,"%lf",|
|00004aa0| 26 45 70 6f 63 68 41 72 | 67 50 65 72 69 67 65 65 |&EpochAr|gPerigee|
|00004ab0| 29 3b 0a 20 20 20 20 45 | 70 6f 63 68 41 72 67 50 |);.    E|pochArgP|
|00004ac0| 65 72 69 67 65 65 20 2a | 3d 20 52 61 64 69 61 6e |erigee *|= Radian|
|00004ad0| 73 50 65 72 44 65 67 72 | 65 65 3b 0a 0a 20 20 20 |sPerDegr|ee;..   |
|00004ae0| 20 4d 61 74 63 68 53 74 | 72 28 49 6e 46 69 6c 65 | MatchSt|r(InFile|
|00004af0| 2c 22 6b 65 70 6c 65 72 | 2e 64 61 74 22 2c 22 4d |,"kepler|.dat","M|
|00004b00| 65 61 6e 20 61 6e 6f 6d | 61 6c 79 3a 22 29 3b 0a |ean anom|aly:");.|
|00004b10| 20 20 20 20 66 67 65 74 | 73 28 73 74 72 2c 31 30 |    fget|s(str,10|
|00004b20| 30 2c 49 6e 46 69 6c 65 | 29 3b 0a 20 20 20 20 73 |0,InFile|);.    s|
|00004b30| 73 63 61 6e 66 28 73 74 | 72 2c 22 25 6c 66 22 2c |scanf(st|r,"%lf",|
|00004b40| 26 45 70 6f 63 68 4d 65 | 61 6e 41 6e 6f 6d 61 6c |&EpochMe|anAnomal|
|00004b50| 79 29 3b 0a 20 20 20 20 | 45 70 6f 63 68 4d 65 61 |y);.    |EpochMea|
|00004b60| 6e 41 6e 6f 6d 61 6c 79 | 20 2a 3d 20 52 61 64 69 |nAnomaly| *= Radi|
|00004b70| 61 6e 73 50 65 72 44 65 | 67 72 65 65 3b 0a 0a 20 |ansPerDe|gree;.. |
|00004b80| 20 20 20 4d 61 74 63 68 | 53 74 72 28 49 6e 46 69 |   Match|Str(InFi|
|00004b90| 6c 65 2c 22 6b 65 70 6c | 65 72 2e 64 61 74 22 2c |le,"kepl|er.dat",|
|00004ba0| 22 4d 65 61 6e 20 6d 6f | 74 69 6f 6e 3a 22 29 3b |"Mean mo|tion:");|
|00004bb0| 0a 20 20 20 20 66 67 65 | 74 73 28 73 74 72 2c 31 |.    fge|ts(str,1|
|00004bc0| 30 30 2c 49 6e 46 69 6c | 65 29 3b 0a 20 20 20 20 |00,InFil|e);.    |
|00004bd0| 73 73 63 61 6e 66 28 73 | 74 72 2c 22 25 6c 66 22 |sscanf(s|tr,"%lf"|
|00004be0| 2c 26 65 70 6f 63 68 4d | 65 61 6e 4d 6f 74 69 6f |,&epochM|eanMotio|
|00004bf0| 6e 29 3b 0a 0a 20 20 20 | 20 4d 61 74 63 68 53 74 |n);..   | MatchSt|
|00004c00| 72 28 49 6e 46 69 6c 65 | 2c 22 6b 65 70 6c 65 72 |r(InFile|,"kepler|
|00004c10| 2e 64 61 74 22 2c 22 44 | 65 63 61 79 20 72 61 74 |.dat","D|ecay rat|
|00004c20| 65 3a 22 29 3b 0a 20 20 | 20 20 66 67 65 74 73 28 |e:");.  |  fgets(|
|00004c30| 73 74 72 2c 31 30 30 2c | 49 6e 46 69 6c 65 29 3b |str,100,|InFile);|
|00004c40| 0a 20 20 20 20 73 73 63 | 61 6e 66 28 73 74 72 2c |.    ssc|anf(str,|
|00004c50| 22 25 6c 66 22 2c 26 4f | 72 62 69 74 61 6c 44 65 |"%lf",&O|rbitalDe|
|00004c60| 63 61 79 29 3b 0a 0a 20 | 20 20 20 4d 61 74 63 68 |cay);.. |   Match|
|00004c70| 53 74 72 28 49 6e 46 69 | 6c 65 2c 22 6b 65 70 6c |Str(InFi|le,"kepl|
|00004c80| 65 72 2e 64 61 74 22 2c | 22 45 70 6f 63 68 20 72 |er.dat",|"Epoch r|
|00004c90| 65 76 3a 22 29 3b 0a 20 | 20 20 20 66 67 65 74 73 |ev:");. |   fgets|
|00004ca0| 28 73 74 72 2c 31 30 30 | 2c 49 6e 46 69 6c 65 29 |(str,100|,InFile)|
|00004cb0| 3b 0a 20 20 20 20 73 73 | 63 61 6e 66 28 73 74 72 |;.    ss|canf(str|
|00004cc0| 2c 22 25 6c 64 22 2c 26 | 45 70 6f 63 68 4f 72 62 |,"%ld",&|EpochOrb|
|00004cd0| 69 74 4e 75 6d 29 3b 0a | 0a 09 77 68 69 6c 65 20 |itNum);.|..while |
|00004ce0| 28 31 29 0a 09 20 20 20 | 20 7b 0a 09 20 20 20 20 |(1)..   | {..    |
|00004cf0| 69 66 20 28 21 20 66 67 | 65 74 73 28 73 74 72 2c |if (! fg|ets(str,|
|00004d00| 31 30 30 2c 49 6e 46 69 | 6c 65 29 29 0a 09 09 62 |100,InFi|le))...b|
|00004d10| 72 65 61 6b 3b 09 2f 2a | 20 45 4f 46 20 2a 2f 0a |reak;./*| EOF */.|
|00004d20| 09 20 20 20 20 69 66 20 | 28 73 74 72 6c 65 6e 28 |.    if |(strlen(|
|00004d30| 73 74 72 29 20 3c 3d 20 | 32 29 0a 09 20 20 20 20 |str) <= |2)..    |
|00004d40| 09 62 72 65 61 6b 3b 20 | 20 2f 2a 20 42 6c 61 6e |.break; | /* Blan|
|00004d50| 6b 20 6c 69 6e 65 20 2a | 2f 0a 09 20 20 20 20 73 |k line *|/..    s|
|00004d60| 73 63 61 6e 66 28 73 74 | 72 2c 22 42 65 61 63 6f |scanf(st|r,"Beaco|
|00004d70| 6e 3a 20 25 6c 66 22 2c | 26 42 65 61 63 6f 6e 46 |n: %lf",|&BeaconF|
|00004d80| 72 65 71 29 3b 0a 09 20 | 20 20 20 7d 0a 0a 20 20 |req);.. |   }..  |
|00004d90| 20 20 50 72 69 6e 74 41 | 70 6f 67 65 65 20 3d 20 |  PrintA|pogee = |
|00004da0| 28 45 63 63 65 6e 74 72 | 69 63 69 74 79 20 3e 3d |(Eccentr|icity >=|
|00004db0| 20 30 2e 33 29 3b 0a 0a | 20 20 20 20 70 65 72 69 | 0.3);..|    peri|
|00004dc0| 67 65 65 50 68 61 73 65 | 20 3d 20 30 3b 20 4d 61 |geePhase| = 0; Ma|
|00004dd0| 78 50 68 61 73 65 20 3d | 20 32 35 36 3b 20 2f 2a |xPhase =| 256; /*|
|00004de0| 20 44 65 66 61 75 6c 74 | 20 76 61 6c 75 65 73 20 | Default| values |
|00004df0| 2a 2f 0a 20 20 20 20 4e | 75 6d 4d 6f 64 65 73 20 |*/.    N|umModes |
|00004e00| 3d 20 30 3b 0a 0a 20 20 | 20 20 69 66 20 28 28 49 |= 0;..  |  if ((I|
|00004e10| 6e 46 69 6c 65 20 3d 20 | 66 6f 70 65 6e 28 22 6d |nFile = |fopen("m|
|00004e20| 6f 64 65 2e 64 61 74 22 | 2c 22 72 22 29 29 20 3d |ode.dat"|,"r")) =|
|00004e30| 3d 20 30 29 0a 09 72 65 | 74 75 72 6e 3b 0a 0a 20 |= 0)..re|turn;.. |
|00004e40| 20 20 20 66 6f 75 6e 64 | 20 3d 20 30 3b 0a 20 20 |   found| = 0;.  |
|00004e50| 20 20 77 68 69 6c 65 20 | 28 21 66 6f 75 6e 64 29 |  while |(!found)|
|00004e60| 0a 20 20 20 20 20 20 20 | 20 7b 0a 09 69 66 20 28 |.       | {..if (|
|00004e70| 21 20 66 67 65 74 73 28 | 73 74 72 2c 31 30 30 2c |! fgets(|str,100,|
|00004e80| 49 6e 46 69 6c 65 29 29 | 0a 09 20 20 20 20 62 72 |InFile))|..    br|
|00004e90| 65 61 6b 3b 09 2f 2a 20 | 45 4f 46 20 2a 2f 0a 09 |eak;./* |EOF */..|
|00004ea0| 69 66 20 28 73 73 63 61 | 6e 66 28 73 74 72 2c 22 |if (ssca|nf(str,"|
|00004eb0| 53 61 74 65 6c 6c 69 74 | 65 3a 20 25 73 22 2c 73 |Satellit|e: %s",s|
|00004ec0| 74 72 29 20 3d 3d 20 31 | 0a 09 20 20 20 20 26 26 |tr) == 1|..    &&|
|00004ed0| 20 63 73 74 72 63 6d 70 | 28 53 61 74 4e 61 6d 65 | cstrcmp|(SatName|
|00004ee0| 2c 73 74 72 29 20 3d 3d | 20 30 29 0a 09 09 66 6f |,str) ==| 0)...fo|
|00004ef0| 75 6e 64 20 3d 20 31 3b | 0a 09 7d 0a 09 0a 20 20 |und = 1;|..}...  |
|00004f00| 20 20 69 66 20 28 66 6f | 75 6e 64 29 0a 09 7b 0a |  if (fo|und)..{.|
|00004f10| 09 77 68 69 6c 65 20 28 | 31 29 0a 09 20 20 20 20 |.while (|1)..    |
|00004f20| 7b 0a 09 20 20 20 20 69 | 66 20 28 21 20 66 67 65 |{..    i|f (! fge|
|00004f30| 74 73 28 73 74 72 2c 31 | 30 30 2c 49 6e 46 69 6c |ts(str,1|00,InFil|
|00004f40| 65 29 29 0a 09 09 62 72 | 65 61 6b 3b 09 2f 2a 20 |e))...br|eak;./* |
|00004f50| 45 4f 46 20 2a 2f 0a 09 | 20 20 20 20 69 66 20 28 |EOF */..|    if (|
|00004f60| 73 74 72 6c 65 6e 28 73 | 74 72 29 20 3c 3d 20 32 |strlen(s|tr) <= 2|
|00004f70| 29 0a 09 20 20 20 20 09 | 62 72 65 61 6b 3b 20 20 |)..    .|break;  |
|00004f80| 2f 2a 20 42 6c 61 6e 6b | 20 6c 69 6e 65 20 2a 2f |/* Blank| line */|
|00004f90| 0a 09 20 20 20 20 73 73 | 63 61 6e 66 28 73 74 72 |..    ss|canf(str|
|00004fa0| 2c 22 42 65 61 63 6f 6e | 3a 20 25 6c 66 22 2c 26 |,"Beacon|: %lf",&|
|00004fb0| 42 65 61 63 6f 6e 46 72 | 65 71 29 3b 0a 09 20 20 |BeaconFr|eq);..  |
|00004fc0| 20 20 73 73 63 61 6e 66 | 28 73 74 72 2c 22 50 65 |  sscanf|(str,"Pe|
|00004fd0| 72 69 67 65 65 20 70 68 | 61 73 65 3a 20 25 6c 66 |rigee ph|ase: %lf|
|00004fe0| 22 2c 26 70 65 72 69 67 | 65 65 50 68 61 73 65 29 |",&perig|eePhase)|
|00004ff0| 3b 0a 09 20 20 20 20 73 | 73 63 61 6e 66 28 73 74 |;..    s|scanf(st|
|00005000| 72 2c 22 4d 61 78 20 70 | 68 61 73 65 3a 20 25 6c |r,"Max p|hase: %l|
|00005010| 66 22 2c 26 4d 61 78 50 | 68 61 73 65 29 3b 0a 0a |f",&MaxP|hase);..|
|00005020| 09 20 20 20 20 69 66 20 | 28 73 73 63 61 6e 66 28 |.    if |(sscanf(|
|00005030| 73 74 72 2c 22 4d 6f 64 | 65 3a 20 25 32 30 73 20 |str,"Mod|e: %20s |
|00005040| 66 72 6f 6d 20 25 64 20 | 74 6f 20 25 64 22 2c 4d |from %d |to %d",M|
|00005050| 6f 64 65 73 5b 4e 75 6d | 4d 6f 64 65 73 5d 2e 4d |odes[Num|Modes].M|
|00005060| 6f 64 65 53 74 72 2c 0a | 09 20 20 20 20 26 4d 6f |odeStr,.|.    &Mo|
|00005070| 64 65 73 5b 4e 75 6d 4d | 6f 64 65 73 5d 2e 4d 69 |des[NumM|odes].Mi|
|00005080| 6e 50 68 61 73 65 2c 26 | 4d 6f 64 65 73 5b 4e 75 |nPhase,&|Modes[Nu|
|00005090| 6d 4d 6f 64 65 73 5d 2e | 4d 61 78 50 68 61 73 65 |mModes].|MaxPhase|
|000050a0| 29 20 3d 3d 20 33 0a 09 | 20 20 20 20 20 20 26 26 |) == 3..|      &&|
|000050b0| 20 4e 75 6d 4d 6f 64 65 | 73 20 3c 20 4d 61 78 4d | NumMode|s < MaxM|
|000050c0| 6f 64 65 73 29 0a 09 09 | 20 20 4e 75 6d 4d 6f 64 |odes)...|  NumMod|
|000050d0| 65 73 2b 2b 3b 0a 09 20 | 20 20 20 7d 0a 09 66 63 |es++;.. |   }..fc|
|000050e0| 6c 6f 73 65 28 49 6e 46 | 69 6c 65 29 3b 0a 09 7d |lose(InF|ile);..}|
|000050f0| 0a 7d 0a 0a 20 0a 47 65 | 74 53 69 74 65 50 61 72 |.}.. .Ge|tSitePar|
|00005100| 61 6d 73 28 29 0a 7b 0a | 20 20 20 20 46 49 4c 45 |ams().{.|    FILE|
|00005110| 20 2a 49 6e 46 69 6c 65 | 3b 0a 20 20 20 20 63 68 | *InFile|;.    ch|
|00005120| 61 72 20 6e 61 6d 65 5b | 31 30 30 5d 2c 73 74 72 |ar name[|100],str|
|00005130| 5b 31 30 30 5d 3b 0a 20 | 0a 20 20 20 20 70 72 69 |[100];. |.    pri|
|00005140| 6e 74 66 28 22 53 69 74 | 65 20 6e 61 6d 65 20 3a |ntf("Sit|e name :|
|00005150| 22 29 3b 0a 20 20 20 20 | 67 65 74 73 28 6e 61 6d |");.    |gets(nam|
|00005160| 65 29 3b 0a 20 20 20 20 | 73 74 72 63 61 74 28 6e |e);.    |strcat(n|
|00005170| 61 6d 65 2c 22 2e 73 69 | 74 22 29 3b 0a 20 0a 20 |ame,".si|t");. . |
|00005180| 20 20 20 69 66 20 28 28 | 49 6e 46 69 6c 65 20 3d |   if ((|InFile =|
|00005190| 20 66 6f 70 65 6e 28 6e | 61 6d 65 2c 22 72 22 29 | fopen(n|ame,"r")|
|000051a0| 29 20 3d 3d 20 30 29 0a | 20 20 20 20 20 20 20 20 |) == 0).|        |
|000051b0| 7b 0a 20 20 20 20 20 20 | 20 20 70 72 69 6e 74 66 |{.      |  printf|
|000051c0| 28 22 25 73 20 6e 6f 74 | 20 66 6f 75 6e 64 5c 6e |("%s not| found\n|
|000051d0| 22 2c 6e 61 6d 65 29 3b | 0a 20 20 20 20 20 20 20 |",name);|.       |
|000051e0| 20 65 78 69 74 28 2d 31 | 29 3b 0a 20 20 20 20 20 | exit(-1|);.     |
|000051f0| 20 20 20 7d 0a 20 0a 20 | 20 20 20 66 67 65 74 73 |   }. . |   fgets|
|00005200| 28 53 69 74 65 4e 61 6d | 65 2c 31 30 30 2c 49 6e |(SiteNam|e,100,In|
|00005210| 46 69 6c 65 29 3b 0a 20 | 0a 20 20 20 20 66 67 65 |File);. |.    fge|
|00005220| 74 73 28 73 74 72 2c 31 | 30 30 2c 49 6e 46 69 6c |ts(str,1|00,InFil|
|00005230| 65 29 3b 0a 20 20 20 20 | 73 73 63 61 6e 66 28 73 |e);.    |sscanf(s|
|00005240| 74 72 2c 22 25 6c 66 22 | 2c 26 53 69 74 65 4c 61 |tr,"%lf"|,&SiteLa|
|00005250| 74 29 3b 0a 20 20 20 20 | 53 69 74 65 4c 61 74 20 |t);.    |SiteLat |
|00005260| 2a 3d 20 52 61 64 69 61 | 6e 73 50 65 72 44 65 67 |*= Radia|nsPerDeg|
|00005270| 72 65 65 3b 0a 20 0a 20 | 20 20 20 66 67 65 74 73 |ree;. . |   fgets|
|00005280| 28 73 74 72 2c 31 30 30 | 2c 49 6e 46 69 6c 65 29 |(str,100|,InFile)|
|00005290| 3b 0a 20 20 20 20 73 73 | 63 61 6e 66 28 73 74 72 |;.    ss|canf(str|
|000052a0| 2c 22 25 6c 66 22 2c 26 | 53 69 74 65 4c 6f 6e 67 |,"%lf",&|SiteLong|
|000052b0| 29 3b 0a 20 20 20 20 53 | 69 74 65 4c 6f 6e 67 20 |);.    S|iteLong |
|000052c0| 2a 3d 20 52 61 64 69 61 | 6e 73 50 65 72 44 65 67 |*= Radia|nsPerDeg|
|000052d0| 72 65 65 3b 0a 20 0a 20 | 20 20 20 66 67 65 74 73 |ree;. . |   fgets|
|000052e0| 28 73 74 72 2c 31 30 30 | 2c 49 6e 46 69 6c 65 29 |(str,100|,InFile)|
|000052f0| 3b 0a 20 20 20 20 73 73 | 63 61 6e 66 28 73 74 72 |;.    ss|canf(str|
|00005300| 2c 22 25 6c 66 22 2c 26 | 53 69 74 65 41 6c 74 69 |,"%lf",&|SiteAlti|
|00005310| 74 75 64 65 29 3b 0a 20 | 20 20 20 53 69 74 65 41 |tude);. |   SiteA|
|00005320| 6c 74 69 74 75 64 65 20 | 2f 3d 20 31 30 30 30 3b |ltitude |/= 1000;|
|00005330| 20 20 20 2f 2a 20 63 6f | 6e 76 65 72 74 20 74 6f |   /* co|nvert to|
|00005340| 20 6b 6d 20 2a 2f 0a 20 | 0a 20 20 20 20 66 67 65 | km */. |.    fge|
|00005350| 74 73 28 73 74 72 2c 31 | 30 30 2c 49 6e 46 69 6c |ts(str,1|00,InFil|
|00005360| 65 29 3b 0a 20 20 20 20 | 73 73 63 61 6e 66 28 73 |e);.    |sscanf(s|
|00005370| 74 72 2c 22 25 6c 66 22 | 2c 26 53 69 74 65 4d 69 |tr,"%lf"|,&SiteMi|
|00005380| 6e 45 6c 65 76 29 3b 0a | 20 20 20 20 53 69 74 65 |nElev);.|    Site|
|00005390| 4d 69 6e 45 6c 65 76 20 | 2a 3d 20 52 61 64 69 61 |MinElev |*= Radia|
|000053a0| 6e 73 50 65 72 44 65 67 | 72 65 65 3b 0a 0a 20 20 |nsPerDeg|ree;..  |
|000053b0| 20 20 46 6c 69 70 20 3d | 20 50 72 69 6e 74 45 63 |  Flip =| PrintEc|
|000053c0| 6c 69 70 73 65 73 20 3d | 20 30 3b 0a 20 20 20 20 |lipses =| 0;.    |
|000053d0| 77 68 69 6c 65 20 28 66 | 67 65 74 73 28 73 74 72 |while (f|gets(str|
|000053e0| 2c 31 30 30 2c 49 6e 46 | 69 6c 65 29 29 0a 09 7b |,100,InF|ile))..{|
|000053f0| 0a 09 69 66 20 28 73 74 | 72 6e 63 6d 70 28 73 74 |..if (st|rncmp(st|
|00005400| 72 2c 22 46 6c 69 70 22 | 2c 34 29 20 3d 3d 20 30 |r,"Flip"|,4) == 0|
|00005410| 29 0a 09 20 20 20 20 46 | 6c 69 70 20 3d 20 31 3b |)..    F|lip = 1;|
|00005420| 0a 09 20 20 65 6c 73 65 | 20 69 66 20 28 73 74 72 |..  else| if (str|
|00005430| 6e 63 6d 70 28 73 74 72 | 2c 22 45 63 6c 69 70 73 |ncmp(str|,"Eclips|
|00005440| 65 22 2c 37 29 20 3d 3d | 20 30 29 0a 09 20 20 20 |e",7) ==| 0)..   |
|00005450| 20 50 72 69 6e 74 45 63 | 6c 69 70 73 65 73 20 3d | PrintEc|lipses =|
|00005460| 20 31 3b 0a 09 20 20 20 | 65 6c 73 65 20 70 72 69 | 1;..   |else pri|
|00005470| 6e 74 66 28 22 5c 22 25 | 73 5c 22 20 75 6e 6b 6e |ntf("\"%|s\" unkn|
|00005480| 6f 77 6e 20 6f 70 74 69 | 6f 6e 3a 20 25 73 22 2c |own opti|on: %s",|
|00005490| 6e 61 6d 65 2c 73 74 72 | 29 3b 0a 09 7d 0a 7d 0a |name,str|);..}.}.|
|000054a0| 20 0a 47 65 74 53 69 6d | 75 6c 61 74 69 6f 6e 50 | .GetSim|ulationP|
|000054b0| 61 72 61 6d 73 28 29 0a | 7b 0a 20 20 20 20 64 6f |arams().|{.    do|
|000054c0| 75 62 6c 65 20 68 6f 75 | 72 2c 64 75 72 61 74 69 |uble hou|r,durati|
|000054d0| 6f 6e 3b 0a 20 20 20 20 | 69 6e 74 20 4d 6f 6e 74 |on;.    |int Mont|
|000054e0| 68 2c 44 61 79 2c 59 65 | 61 72 3b 0a 20 0a 20 20 |h,Day,Ye|ar;. .  |
|000054f0| 20 20 70 72 69 6e 74 66 | 28 22 53 74 61 72 74 20 |  printf|("Start |
|00005500| 64 61 74 65 20 28 55 54 | 43 29 20 28 4d 6f 6e 74 |date (UT|C) (Mont|
|00005510| 68 20 44 61 79 20 59 65 | 61 72 29 20 3a 22 29 3b |h Day Ye|ar) :");|
|00005520| 0a 20 20 20 20 73 63 61 | 6e 66 28 22 25 64 25 64 |.    sca|nf("%d%d|
|00005530| 25 64 22 2c 26 4d 6f 6e | 74 68 2c 26 44 61 79 2c |%d",&Mon|th,&Day,|
|00005540| 26 59 65 61 72 29 3b 0a | 20 0a 20 20 20 20 53 74 |&Year);.| .    St|
|00005550| 61 72 74 54 69 6d 65 20 | 3d 20 47 65 74 44 61 79 |artTime |= GetDay|
|00005560| 4e 75 6d 28 59 65 61 72 | 2c 4d 6f 6e 74 68 2c 44 |Num(Year|,Month,D|
|00005570| 61 79 29 3b 0a 20 20 20 | 20 70 72 69 6e 74 66 28 |ay);.   | printf(|
|00005580| 22 53 74 61 72 74 69 6e | 67 20 48 6f 75 72 20 28 |"Startin|g Hour (|
|00005590| 55 54 43 29 20 3a 22 29 | 3b 0a 20 20 20 20 73 63 |UTC) :")|;.    sc|
|000055a0| 61 6e 66 28 22 25 6c 66 | 22 2c 26 68 6f 75 72 29 |anf("%lf|",&hour)|
|000055b0| 3b 0a 20 20 20 20 53 74 | 61 72 74 54 69 6d 65 20 |;.    St|artTime |
|000055c0| 2b 3d 20 68 6f 75 72 2f | 32 34 3b 0a 20 0a 20 20 |+= hour/|24;. .  |
|000055d0| 20 20 70 72 69 6e 74 66 | 28 22 44 75 72 61 74 69 |  printf|("Durati|
|000055e0| 6f 6e 20 28 44 61 79 73 | 29 20 3a 22 29 3b 0a 20 |on (Days|) :");. |
|000055f0| 20 20 20 73 63 61 6e 66 | 28 22 25 6c 66 22 2c 26 |   scanf|("%lf",&|
|00005600| 64 75 72 61 74 69 6f 6e | 29 3b 0a 20 20 20 20 45 |duration|);.    E|
|00005610| 6e 64 54 69 6d 65 20 3d | 20 53 74 61 72 74 54 69 |ndTime =| StartTi|
|00005620| 6d 65 20 2b 20 64 75 72 | 61 74 69 6f 6e 3b 0a 20 |me + dur|ation;. |
|00005630| 0a 20 20 20 20 70 72 69 | 6e 74 66 28 22 54 69 6d |.    pri|ntf("Tim|
|00005640| 65 20 53 74 65 70 20 28 | 4d 69 6e 75 74 65 73 29 |e Step (|Minutes)|
|00005650| 20 3a 22 29 3b 0a 20 20 | 20 20 73 63 61 6e 66 28 | :");.  |  scanf(|
|00005660| 22 25 6c 66 22 2c 26 53 | 74 65 70 54 69 6d 65 29 |"%lf",&S|tepTime)|
|00005670| 3b 0a 20 20 20 20 53 74 | 65 70 54 69 6d 65 20 2f |;.    St|epTime /|
|00005680| 3d 20 4d 69 6e 75 74 65 | 73 50 65 72 44 61 79 3b |= Minute|sPerDay;|
|00005690| 0a 7d 0a 20 0a 50 72 69 | 6e 74 4d 6f 64 65 28 4f |.}. .Pri|ntMode(O|
|000056a0| 75 74 46 69 6c 65 2c 50 | 68 61 73 65 29 0a 46 49 |utFile,P|hase).FI|
|000056b0| 4c 45 20 2a 4f 75 74 46 | 69 6c 65 3b 0a 7b 0a 20 |LE *OutF|ile;.{. |
|000056c0| 20 20 20 69 6e 74 20 43 | 75 72 4d 6f 64 65 3b 0a |   int C|urMode;.|
|000056d0| 20 0a 20 20 20 20 66 6f | 72 20 28 43 75 72 4d 6f | .    fo|r (CurMo|
|000056e0| 64 65 20 3d 20 30 3b 20 | 43 75 72 4d 6f 64 65 20 |de = 0; |CurMode |
|000056f0| 3c 20 4e 75 6d 4d 6f 64 | 65 73 3b 20 43 75 72 4d |< NumMod|es; CurM|
|00005700| 6f 64 65 2b 2b 29 0a 20 | 20 20 20 20 20 20 20 69 |ode++). |       i|
|00005710| 66 20 28 28 50 68 61 73 | 65 20 3e 3d 20 4d 6f 64 |f ((Phas|e >= Mod|
|00005720| 65 73 5b 43 75 72 4d 6f | 64 65 5d 2e 4d 69 6e 50 |es[CurMo|de].MinP|
|00005730| 68 61 73 65 0a 20 20 20 | 20 20 20 20 20 20 20 20 |hase.   |        |
|00005740| 20 20 20 20 20 26 26 20 | 50 68 61 73 65 20 3c 20 |     && |Phase < |
|00005750| 4d 6f 64 65 73 5b 43 75 | 72 4d 6f 64 65 5d 2e 4d |Modes[Cu|rMode].M|
|00005760| 61 78 50 68 61 73 65 29 | 0a 20 20 20 20 20 20 20 |axPhase)|.       |
|00005770| 20 20 20 20 20 20 20 7c | 7c 20 28 28 4d 6f 64 65 |       ||| ((Mode|
|00005780| 73 5b 43 75 72 4d 6f 64 | 65 5d 2e 4d 69 6e 50 68 |s[CurMod|e].MinPh|
|00005790| 61 73 65 20 3e 20 4d 6f | 64 65 73 5b 43 75 72 4d |ase > Mo|des[CurM|
|000057a0| 6f 64 65 5d 2e 4d 61 78 | 50 68 61 73 65 29 0a 20 |ode].Max|Phase). |
|000057b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|000057c0| 20 26 26 20 28 50 68 61 | 73 65 20 3e 3d 20 4d 6f | && (Pha|se >= Mo|
|000057d0| 64 65 73 5b 43 75 72 4d | 6f 64 65 5d 2e 4d 69 6e |des[CurM|ode].Min|
|000057e0| 50 68 61 73 65 0a 20 20 | 20 20 20 20 20 20 20 20 |Phase.  |        |
|000057f0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 7c 7c |        |      |||
|00005800| 20 50 68 61 73 65 20 3c | 20 4d 6f 64 65 73 5b 43 | Phase <| Modes[C|
|00005810| 75 72 4d 6f 64 65 5d 2e | 4d 61 78 50 68 61 73 65 |urMode].|MaxPhase|
|00005820| 29 29 29 0a 20 20 20 20 | 20 20 20 20 20 20 20 20 |))).    |        |
|00005830| 7b 0a 20 20 20 20 20 20 | 20 20 20 20 20 20 66 70 |{.      |      fp|
|00005840| 72 69 6e 74 66 28 4f 75 | 74 46 69 6c 65 2c 22 25 |rintf(Ou|tFile,"%|
|00005850| 73 20 22 2c 4d 6f 64 65 | 73 5b 43 75 72 4d 6f 64 |s ",Mode|s[CurMod|
|00005860| 65 5d 2e 4d 6f 64 65 53 | 74 72 29 3b 0a 20 20 20 |e].ModeS|tr);.   |
|00005870| 20 20 20 20 20 20 20 20 | 20 7d 0a 7d 0a 20 0a 20 |        | }.}. . |
|00005880| 0a 6d 61 69 6e 28 29 0a | 7b 0a 20 20 20 20 64 6f |.main().|{.    do|
|00005890| 75 62 6c 65 20 52 65 66 | 65 72 65 6e 63 65 4f 72 |uble Ref|erenceOr|
|000058a0| 62 69 74 3b 20 20 20 20 | 20 20 2f 2a 20 46 6c 6f |bit;    |  /* Flo|
|000058b0| 61 74 69 6e 67 20 70 6f | 69 6e 74 20 6f 72 62 69 |ating po|int orbi|
|000058c0| 74 20 23 20 61 74 20 65 | 70 6f 63 68 20 2a 2f 0a |t # at e|poch */.|
|000058d0| 20 20 20 20 64 6f 75 62 | 6c 65 20 43 75 72 72 65 |    doub|le Curre|
|000058e0| 6e 74 54 69 6d 65 3b 20 | 20 20 20 20 20 20 20 20 |ntTime; |        |
|000058f0| 2f 2a 20 49 6e 20 44 61 | 79 73 20 20 20 20 20 20 |/* In Da|ys      |
|00005900| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00005910| 20 20 20 2a 2f 0a 20 20 | 20 20 64 6f 75 62 6c 65 |   */.  |  double|
|00005920| 20 43 75 72 72 65 6e 74 | 4f 72 62 69 74 3b 0a 20 | Current|Orbit;. |
|00005930| 20 20 20 64 6f 75 62 6c | 65 20 41 76 65 72 61 67 |   doubl|e Averag|
|00005940| 65 4d 6f 74 69 6f 6e 2c | 20 20 20 20 20 20 20 2f |eMotion,|       /|
|00005950| 2a 20 43 6f 72 72 65 63 | 74 65 64 20 66 6f 72 20 |* Correc|ted for |
|00005960| 64 72 61 67 20 20 20 20 | 20 20 20 20 20 20 20 20 |drag    |        |
|00005970| 20 20 2a 2f 0a 20 20 20 | 20 20 20 20 20 43 75 72 |  */.   |     Cur|
|00005980| 72 65 6e 74 4d 6f 74 69 | 6f 6e 3b 0a 20 20 20 20 |rentMoti|on;.    |
|00005990| 64 6f 75 62 6c 65 20 4d | 65 61 6e 41 6e 6f 6d 61 |double M|eanAnoma|
|000059a0| 6c 79 2c 54 72 75 65 41 | 6e 6f 6d 61 6c 79 3b 0a |ly,TrueA|nomaly;.|
|000059b0| 20 20 20 20 64 6f 75 62 | 6c 65 20 53 65 6d 69 4d |    doub|le SemiM|
|000059c0| 61 6a 6f 72 41 78 69 73 | 3b 0a 20 20 20 20 64 6f |ajorAxis|;.    do|
|000059d0| 75 62 6c 65 20 52 61 64 | 69 75 73 3b 20 20 20 20 |uble Rad|ius;    |
|000059e0| 20 20 20 20 20 20 20 20 | 20 20 2f 2a 20 46 72 6f |        |  /* Fro|
|000059f0| 6d 20 67 65 6f 63 65 6e | 74 65 72 20 20 20 20 20 |m geocen|ter     |
|00005a00| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 2a 2f 0a |        |     */.|
|00005a10| 20 20 20 20 64 6f 75 62 | 6c 65 20 53 61 74 58 2c |    doub|le SatX,|
|00005a20| 53 61 74 59 2c 53 61 74 | 5a 3b 09 2f 2a 20 49 6e |SatY,Sat|Z;./* In|
|00005a30| 20 52 69 67 68 74 20 41 | 73 63 65 6e 73 69 6f 6e | Right A|scension|
|00005a40| 20 62 61 73 65 64 20 73 | 79 73 74 65 6d 20 2a 2f | based s|ystem */|
|00005a50| 0a 20 20 20 20 64 6f 75 | 62 6c 65 20 53 61 74 56 |.    dou|ble SatV|
|00005a60| 58 2c 53 61 74 56 59 2c | 53 61 74 56 5a 3b 20 20 |X,SatVY,|SatVZ;  |
|00005a70| 20 2f 2a 20 4b 69 6c 6f | 6d 65 74 65 72 73 2f 73 | /* Kilo|meters/s|
|00005a80| 65 63 6f 6e 64 09 09 20 | 20 20 2a 2f 0a 20 20 20 |econd.. |  */.   |
|00005a90| 20 64 6f 75 62 6c 65 20 | 53 69 74 65 58 2c 53 69 | double |SiteX,Si|
|00005aa0| 74 65 59 2c 53 69 74 65 | 5a 3b 0a 20 20 20 20 64 |teY,Site|Z;.    d|
|00005ab0| 6f 75 62 6c 65 20 53 69 | 74 65 56 58 2c 53 69 74 |ouble Si|teVX,Sit|
|00005ac0| 65 56 59 3b 0a 20 20 20 | 20 64 6f 75 62 6c 65 20 |eVY;.   | double |
|00005ad0| 53 69 74 65 4d 61 74 72 | 69 78 5b 33 5d 5b 33 5d |SiteMatr|ix[3][3]|
|00005ae0| 3b 0a 20 20 20 20 64 6f | 75 62 6c 65 20 48 65 69 |;.    do|uble Hei|
|00005af0| 67 68 74 3b 0a 20 20 20 | 20 64 6f 75 62 6c 65 20 |ght;.   | double |
|00005b00| 52 41 41 4e 50 72 65 63 | 65 73 73 69 6f 6e 2c 50 |RAANPrec|ession,P|
|00005b10| 65 72 69 67 65 65 50 72 | 65 63 65 73 73 69 6f 6e |erigeePr|ecession|
|00005b20| 3b 0a 20 20 20 20 64 6f | 75 62 6c 65 20 53 53 50 |;.    do|uble SSP|
|00005b30| 4c 61 74 2c 53 53 50 4c | 6f 6e 67 3b 0a 20 20 20 |Lat,SSPL|ong;.   |
|00005b40| 20 6c 6f 6e 67 20 4f 72 | 62 69 74 4e 75 6d 2c 50 | long Or|bitNum,P|
|00005b50| 72 65 76 4f 72 62 69 74 | 4e 75 6d 3b 0a 20 20 20 |revOrbit|Num;.   |
|00005b60| 20 6c 6f 6e 67 20 44 61 | 79 2c 50 72 65 76 44 61 | long Da|y,PrevDa|
|00005b70| 79 3b 0a 20 20 20 20 64 | 6f 75 62 6c 65 20 41 7a |y;.    d|ouble Az|
|00005b80| 69 6d 75 74 68 2c 45 6c | 65 76 61 74 69 6f 6e 2c |imuth,El|evation,|
|00005b90| 52 61 6e 67 65 3b 0a 20 | 20 20 20 64 6f 75 62 6c |Range;. |   doubl|
|00005ba0| 65 20 52 61 6e 67 65 52 | 61 74 65 2c 44 6f 70 70 |e RangeR|ate,Dopp|
|00005bb0| 6c 65 72 3b 0a 20 20 20 | 20 69 6e 74 20 50 68 61 |ler;.   | int Pha|
|00005bc0| 73 65 3b 0a 20 20 20 20 | 63 68 61 72 20 46 69 6c |se;.    |char Fil|
|00005bd0| 65 4e 61 6d 65 5b 31 30 | 30 5d 3b 0a 20 20 20 20 |eName[10|0];.    |
|00005be0| 46 49 4c 45 20 2a 4f 75 | 74 46 69 6c 65 3b 0a 20 |FILE *Ou|tFile;. |
|00005bf0| 20 20 20 69 6e 74 20 44 | 69 64 41 70 6f 67 65 65 |   int D|idApogee|
|00005c00| 3b 0a 20 20 20 20 64 6f | 75 62 6c 65 20 54 6d 70 |;.    do|uble Tmp|
|00005c10| 54 69 6d 65 2c 50 72 65 | 76 54 69 6d 65 3b 0a 20 |Time,Pre|vTime;. |
|00005c20| 20 20 20 69 6e 74 20 50 | 72 65 76 56 69 73 69 62 |   int P|revVisib|
|00005c30| 6c 65 3b 0a 0a 20 20 20 | 20 70 72 69 6e 74 66 28 |le;..   | printf(|
|00005c40| 22 25 73 5c 6e 22 2c 56 | 65 72 73 69 6f 6e 53 74 |"%s\n",V|ersionSt|
|00005c50| 72 29 3b 0a 20 0a 0a 20 | 20 20 20 47 65 74 53 61 |r);. .. |   GetSa|
|00005c60| 74 65 6c 6c 69 74 65 50 | 61 72 61 6d 73 28 29 3b |telliteP|arams();|
|00005c70| 0a 20 20 20 20 47 65 74 | 53 69 74 65 50 61 72 61 |.    Get|SitePara|
|00005c80| 6d 73 28 29 3b 0a 20 20 | 20 20 47 65 74 53 69 6d |ms();.  |  GetSim|
|00005c90| 75 6c 61 74 69 6f 6e 50 | 61 72 61 6d 73 28 29 3b |ulationP|arams();|
|00005ca0| 0a 20 0a 20 20 20 20 49 | 6e 69 74 4f 72 62 69 74 |. .    I|nitOrbit|
|00005cb0| 52 6f 75 74 69 6e 65 73 | 28 28 53 74 61 72 74 54 |Routines|((StartT|
|00005cc0| 69 6d 65 2b 45 6e 64 54 | 69 6d 65 29 2f 32 29 3b |ime+EndT|ime)/2);|
|00005cd0| 0a 0a 20 20 20 20 70 72 | 69 6e 74 66 28 22 4f 75 |..    pr|intf("Ou|
|00005ce0| 74 70 75 74 20 66 69 6c | 65 20 28 52 45 54 55 52 |tput fil|e (RETUR|
|00005cf0| 4e 20 66 6f 72 20 54 54 | 59 29 20 3a 22 29 3b 0a |N for TT|Y) :");.|
|00005d00| 20 20 20 20 67 65 74 73 | 28 46 69 6c 65 4e 61 6d |    gets|(FileNam|
|00005d10| 65 29 3b 20 20 20 20 20 | 2f 2a 20 53 6b 69 70 20 |e);     |/* Skip |
|00005d20| 70 72 65 76 69 6f 75 73 | 20 52 45 54 55 52 4e 20 |previous| RETURN |
|00005d30| 2a 2f 0a 20 20 20 20 67 | 65 74 73 28 46 69 6c 65 |*/.    g|ets(File|
|00005d40| 4e 61 6d 65 29 3b 0a 20 | 0a 20 0a 20 20 20 20 69 |Name);. |. .    i|
|00005d50| 66 20 28 73 74 72 6c 65 | 6e 28 46 69 6c 65 4e 61 |f (strle|n(FileNa|
|00005d60| 6d 65 29 20 3e 20 30 29 | 0a 20 20 20 20 20 20 20 |me) > 0)|.       |
|00005d70| 20 7b 0a 20 20 20 20 20 | 20 20 20 69 66 20 28 28 | {.     |   if ((|
|00005d80| 4f 75 74 46 69 6c 65 20 | 3d 20 66 6f 70 65 6e 28 |OutFile |= fopen(|
|00005d90| 46 69 6c 65 4e 61 6d 65 | 2c 22 77 22 29 29 20 3d |FileName|,"w")) =|
|00005da0| 3d 20 30 29 0a 20 20 20 | 20 20 20 20 20 20 20 20 |= 0).   |        |
|00005db0| 20 7b 0a 20 20 20 20 20 | 20 20 20 20 20 20 20 70 | {.     |       p|
|00005dc0| 72 69 6e 74 66 28 22 43 | 61 6e 27 74 20 77 72 69 |rintf("C|an't wri|
|00005dd0| 74 65 20 74 6f 20 25 73 | 5c 6e 22 2c 46 69 6c 65 |te to %s|\n",File|
|00005de0| 4e 61 6d 65 29 3b 0a 20 | 20 20 20 20 20 20 20 20 |Name);. |        |
|00005df0| 20 20 20 65 78 69 74 28 | 2d 31 29 3b 0a 20 20 20 |   exit(|-1);.   |
|00005e00| 20 20 20 20 20 20 20 20 | 20 7d 0a 20 20 20 20 20 |        | }.     |
|00005e10| 20 20 20 7d 0a 20 20 20 | 20 20 20 65 6c 73 65 20 |   }.   |   else |
|00005e20| 4f 75 74 46 69 6c 65 20 | 3d 20 73 74 64 6f 75 74 |OutFile |= stdout|
|00005e30| 3b 0a 20 0a 20 20 20 20 | 66 70 72 69 6e 74 66 28 |;. .    |fprintf(|
|00005e40| 4f 75 74 46 69 6c 65 2c | 22 25 73 20 45 6c 65 6d |OutFile,|"%s Elem|
|00005e50| 65 6e 74 20 53 65 74 20 | 25 64 5c 6e 22 2c 53 61 |ent Set |%d\n",Sa|
|00005e60| 74 4e 61 6d 65 2c 45 6c | 65 6d 65 6e 74 53 65 74 |tName,El|ementSet|
|00005e70| 29 3b 0a 0a 20 20 20 20 | 66 70 72 69 6e 74 66 28 |);..    |fprintf(|
|00005e80| 4f 75 74 46 69 6c 65 2c | 22 25 73 5c 6e 22 2c 53 |OutFile,|"%s\n",S|
|00005e90| 69 74 65 4e 61 6d 65 29 | 3b 0a 20 0a 20 20 20 20 |iteName)|;. .    |
|00005ea0| 66 70 72 69 6e 74 66 28 | 4f 75 74 46 69 6c 65 2c |fprintf(|OutFile,|
|00005eb0| 22 44 6f 70 70 6c 65 72 | 20 63 61 6c 63 75 6c 61 |"Doppler| calcula|
|00005ec0| 74 65 64 20 66 6f 72 20 | 66 72 65 71 20 3d 20 25 |ted for |freq = %|
|00005ed0| 6c 66 20 4d 48 7a 5c 6e | 22 2c 42 65 61 63 6f 6e |lf MHz\n|",Beacon|
|00005ee0| 46 72 65 71 29 3b 0a 20 | 0a 20 20 20 20 53 65 6d |Freq);. |.    Sem|
|00005ef0| 69 4d 61 6a 6f 72 41 78 | 69 73 20 3d 20 33 33 31 |iMajorAx|is = 331|
|00005f00| 2e 32 35 20 2a 20 65 78 | 70 28 32 2a 6c 6f 67 28 |.25 * ex|p(2*log(|
|00005f10| 4d 69 6e 75 74 65 73 50 | 65 72 44 61 79 2f 65 70 |MinutesP|erDay/ep|
|00005f20| 6f 63 68 4d 65 61 6e 4d | 6f 74 69 6f 6e 29 2f 33 |ochMeanM|otion)/3|
|00005f30| 29 3b 0a 20 20 20 20 47 | 65 74 50 72 65 63 65 73 |);.    G|etPreces|
|00005f40| 73 69 6f 6e 28 53 65 6d | 69 4d 61 6a 6f 72 41 78 |sion(Sem|iMajorAx|
|00005f50| 69 73 2c 45 63 63 65 6e | 74 72 69 63 69 74 79 2c |is,Eccen|tricity,|
|00005f60| 49 6e 63 6c 69 6e 61 74 | 69 6f 6e 2c 26 52 41 41 |Inclinat|ion,&RAA|
|00005f70| 4e 50 72 65 63 65 73 73 | 69 6f 6e 2c 0a 20 20 20 |NPrecess|ion,.   |
|00005f80| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |        |        |
|00005f90| 20 20 20 20 20 26 50 65 | 72 69 67 65 65 50 72 65 |     &Pe|rigeePre|
|00005fa0| 63 65 73 73 69 6f 6e 29 | 3b 0a 0a 20 20 20 20 52 |cession)|;..    R|
|00005fb0| 65 66 65 72 65 6e 63 65 | 4f 72 62 69 74 20 3d 20 |eference|Orbit = |
|00005fc0| 45 70 6f 63 68 4d 65 61 | 6e 41 6e 6f 6d 61 6c 79 |EpochMea|nAnomaly|
|00005fd0| 2f 50 49 32 20 2b 20 45 | 70 6f 63 68 4f 72 62 69 |/PI2 + E|pochOrbi|
|00005fe0| 74 4e 75 6d 3b 0a 20 0a | 20 20 20 20 50 72 65 76 |tNum;. .|    Prev|
|00005ff0| 44 61 79 20 3d 20 2d 31 | 30 30 30 30 3b 20 50 72 |Day = -1|0000; Pr|
|00006000| 65 76 4f 72 62 69 74 4e | 75 6d 20 3d 20 2d 31 30 |evOrbitN|um = -10|
|00006010| 30 30 30 3b 0a 20 20 20 | 20 50 72 65 76 54 69 6d |000;.   | PrevTim|
|00006020| 65 20 3d 20 53 74 61 72 | 74 54 69 6d 65 2d 32 2a |e = Star|tTime-2*|
|00006030| 53 74 65 70 54 69 6d 65 | 3b 0a 20 0a 20 20 20 20 |StepTime|;. .    |
|00006040| 42 65 61 63 6f 6e 46 72 | 65 71 20 2a 3d 20 31 45 |BeaconFr|eq *= 1E|
|00006050| 36 3b 20 20 20 20 20 20 | 20 20 20 20 2f 2a 20 43 |6;      |    /* C|
|00006060| 6f 6e 76 65 72 74 20 74 | 6f 20 48 7a 20 2a 2f 0a |onvert t|o Hz */.|
|00006070| 20 0a 20 20 20 20 44 69 | 64 41 70 6f 67 65 65 20 | .    Di|dApogee |
|00006080| 3d 20 30 3b 0a 20 0a 20 | 20 20 20 66 6f 72 20 28 |= 0;. . |   for (|
|00006090| 43 75 72 72 65 6e 74 54 | 69 6d 65 20 3d 20 53 74 |CurrentT|ime = St|
|000060a0| 61 72 74 54 69 6d 65 3b | 20 43 75 72 72 65 6e 74 |artTime;| Current|
|000060b0| 54 69 6d 65 20 3c 3d 20 | 45 6e 64 54 69 6d 65 3b |Time <= |EndTime;|
|000060c0| 0a 20 20 20 20 20 20 20 | 20 20 20 20 20 20 20 20 |.       |        |
|000060d0| 20 43 75 72 72 65 6e 74 | 54 69 6d 65 20 2b 3d 20 | Current|Time += |
|000060e0| 53 74 65 70 54 69 6d 65 | 29 0a 20 20 20 20 20 20 |StepTime|).      |
|000060f0| 20 20 7b 0a 20 0a 20 20 | 20 20 20 20 20 20 41 76 |  {. .  |      Av|
|00006100| 65 72 61 67 65 4d 6f 74 | 69 6f 6e 20 3d 20 65 70 |erageMot|ion = ep|
|00006110| 6f 63 68 4d 65 61 6e 4d | 6f 74 69 6f 6e 0a 09 20 |ochMeanM|otion.. |
|00006120| 20 20 2b 20 28 43 75 72 | 72 65 6e 74 54 69 6d 65 |  + (Cur|rentTime|
|00006130| 2d 45 70 6f 63 68 44 61 | 79 29 2a 4f 72 62 69 74 |-EpochDa|y)*Orbit|
|00006140| 61 6c 44 65 63 61 79 2f | 32 3b 0a 20 20 20 20 20 |alDecay/|2;.     |
|00006150| 20 20 20 43 75 72 72 65 | 6e 74 4d 6f 74 69 6f 6e |   Curre|ntMotion|
|00006160| 20 3d 20 65 70 6f 63 68 | 4d 65 61 6e 4d 6f 74 69 | = epoch|MeanMoti|
|00006170| 6f 6e 0a 09 20 20 20 2b | 20 28 43 75 72 72 65 6e |on..   +| (Curren|
|00006180| 74 54 69 6d 65 2d 45 70 | 6f 63 68 44 61 79 29 2a |tTime-Ep|ochDay)*|
|00006190| 4f 72 62 69 74 61 6c 44 | 65 63 61 79 3b 0a 0a 20 |OrbitalD|ecay;.. |
|000061a0| 20 20 20 20 20 20 20 53 | 65 6d 69 4d 61 6a 6f 72 |       S|emiMajor|
|000061b0| 41 78 69 73 20 3d 20 33 | 33 31 2e 32 35 20 2a 20 |Axis = 3|31.25 * |
|000061c0| 65 78 70 28 32 2a 6c 6f | 67 28 4d 69 6e 75 74 65 |exp(2*lo|g(Minute|
|000061d0| 73 50 65 72 44 61 79 2f | 43 75 72 72 65 6e 74 4d |sPerDay/|CurrentM|
|000061e0| 6f 74 69 6f 6e 29 2f 33 | 29 3b 0a 20 0a 20 20 20 |otion)/3|);. .   |
|000061f0| 20 20 20 20 20 43 75 72 | 72 65 6e 74 4f 72 62 69 |     Cur|rentOrbi|
|00006200| 74 20 3d 20 52 65 66 65 | 72 65 6e 63 65 4f 72 62 |t = Refe|renceOrb|
|00006210| 69 74 20 2b 0a 20 20 20 | 20 20 20 20 20 20 20 20 |it +.   |        |
|00006220| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 28 43 75 |        |     (Cu|
|00006230| 72 72 65 6e 74 54 69 6d | 65 2d 45 70 6f 63 68 44 |rrentTim|e-EpochD|
|00006240| 61 79 29 2a 41 76 65 72 | 61 67 65 4d 6f 74 69 6f |ay)*Aver|ageMotio|
|00006250| 6e 3b 0a 20 20 20 20 20 | 20 20 20 4f 72 62 69 74 |n;.     |   Orbit|
|00006260| 4e 75 6d 20 3d 20 43 75 | 72 72 65 6e 74 4f 72 62 |Num = Cu|rrentOrb|
|00006270| 69 74 3b 0a 20 0a 20 20 | 20 20 20 20 20 20 4d 65 |it;. .  |      Me|
|00006280| 61 6e 41 6e 6f 6d 61 6c | 79 20 3d 20 28 43 75 72 |anAnomal|y = (Cur|
|00006290| 72 65 6e 74 4f 72 62 69 | 74 2d 4f 72 62 69 74 4e |rentOrbi|t-OrbitN|
|000062a0| 75 6d 29 2a 50 49 32 3b | 0a 20 0a 20 20 20 20 20 |um)*PI2;|. .     |
|000062b0| 20 20 20 54 6d 70 54 69 | 6d 65 20 3d 20 43 75 72 |   TmpTi|me = Cur|
|000062c0| 72 65 6e 74 54 69 6d 65 | 3b 0a 20 20 20 20 20 20 |rentTime|;.      |
|000062d0| 20 20 69 66 20 28 4d 65 | 61 6e 41 6e 6f 6d 61 6c |  if (Me|anAnomal|
|000062e0| 79 20 3c 20 50 49 29 0a | 20 20 20 20 20 20 20 20 |y < PI).|        |
|000062f0| 20 20 20 20 44 69 64 41 | 70 6f 67 65 65 20 3d 20 |    DidA|pogee = |
|00006300| 30 3b 0a 20 20 20 20 20 | 20 20 20 69 66 20 28 50 |0;.     |   if (P|
|00006310| 72 69 6e 74 41 70 6f 67 | 65 65 20 26 26 20 21 44 |rintApog|ee && !D|
|00006320| 69 64 41 70 6f 67 65 65 | 20 26 26 20 4d 65 61 6e |idApogee| && Mean|
|00006330| 41 6e 6f 6d 61 6c 79 20 | 3e 20 50 49 29 0a 20 20 |Anomaly |> PI).  |
|00006340| 20 20 20 20 20 20 20 20 | 20 20 7b 20 20 20 20 20 |        |  {     |
|00006350| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 2f 2a |        |      /*|
|00006360| 20 43 61 6c 63 75 6c 61 | 74 65 20 41 70 6f 67 65 | Calcula|te Apoge|
|00006370| 65 20 2a 2f 0a 20 20 20 | 20 20 20 20 20 20 20 20 |e */.   |        |
|00006380| 20 54 6d 70 54 69 6d 65 | 20 2d 3d 20 53 74 65 70 | TmpTime| -= Step|
|00006390| 54 69 6d 65 3b 20 20 20 | 2f 2a 20 53 6f 20 77 65 |Time;   |/* So we|
|000063a0| 20 70 69 63 6b 20 75 70 | 20 6c 61 74 65 72 20 77 | pick up| later w|
|000063b0| 68 65 72 65 20 77 65 20 | 6c 65 66 74 20 6f 66 66 |here we |left off|
|000063c0| 20 2a 2f 0a 20 20 20 20 | 20 20 20 20 20 20 20 20 | */.    |        |
|000063d0| 4d 65 61 6e 41 6e 6f 6d | 61 6c 79 20 3d 20 50 49 |MeanAnom|aly = PI|
|000063e0| 3b 0a 20 20 20 20 20 20 | 20 20 20 20 20 20 43 75 |;.      |      Cu|
|000063f0| 72 72 65 6e 74 54 69 6d | 65 3d 45 70 6f 63 68 44 |rrentTim|e=EpochD|
+--------+-------------------------+-------------------------+--------+--------+