Re: Decay of 96- 54 B = Centaur r

Alan Pickup (alan@wingar.demon.co.uk)
Sun, 16 Mar 1997 15:59:40 +0000

The elsets published since my previous posting show an interesting
(fictional?) variation in perigee height:

Centaur r                                        4151 x 96 km
1 24316U 96054B   97074.87306863  .80404431 -22561-4  26958-2 0   862
2 24316  25.1748  86.9727 2384668 270.8352  62.4321 11.07570954  9015
Centaur r                                        3694 x 103 km
1 24316U 96054B   97075.05137053  .99999999 -23460-4  56726-2 0   870
2 24316  25.2354  86.3287 2169418 272.3854  66.2094 11.53091383  9038
Centaur r                                        3507 x 109 km
1 24316U 96054B   97075.13662676  .99999999 -23948-4  63573-2 0   883
2 24316  25.2865  86.0661 2075077 272.7398  63.1207 11.72202202  9040
Centaur r                                        3314 x 103 km
1 24316U 96054B   97075.22151452  .99999999 -24605-4  47693-2 0   895
2 24316  25.2920  85.7328 1985484 273.3537  64.6432 11.93874537  9057
Centaur r                                        3304 x 107 km
1 24316U 96054B   97075.22140436  .99999999 -24618-4  58976-2 0   907
2 24316  25.2714  85.6580 1977198 273.3652  64.4075 11.94514073  9056
Centaur r                                        3305 x 106 km
1 24316U 96054B   97075.22140339  .99999999 -24628-4  56727-2 0   913
2 24316  25.2708  85.6567 1978262 273.3591  64.4132 11.94540570  9054
Centaur r                                        3006 x 95 km
1 24316U 96054B   97075.30447232  .26369914 -26948-4  68271-3 0   928
2 24316  25.2524  85.3244 1835484 273.4301  66.1074 12.29665830  9068
Centaur r                                        2845 x 78 km
1 24316U 96054B   97075.38552276  .99999999 -26380-4  17628-2 0   933
2 24316  25.2153  84.9819 1764741 275.1471  65.6574 12.50692941  9070
Centaur r                                        2590 x 96 km
1 24316U 96054B   97075.46462128  .99999999 -26857-4  44553-2 0   956
2 24316  25.2216  84.5556 1614800 276.1108  65.2095 12.79597738  9086

The latest elset above arrived after I'd completed the following SatEvo
evolution which leads to decay at March 16.94. The elset was therefore
not included in the analysis but implies that the rocket was running
(only!) 4s early at about 11h UT. I plan further analyses later..

Centaur r                                        2618 x 96 km
1 24316U 96054B   97075.46479987 1.85001133  76480+0  45139-2 0 90879
2 24316  25.1996  84.5205 1629803 275.4758  66.2275 12.76143641  9081
Centaur r                                        2378 x 96 km
1 24316U 96054B   97075.54243870 2.05501904  10310+1  47028-2 0 90872
2 24316  25.1914  84.1356 1498090 276.1338  67.0624 13.06385173  9098
Centaur r                                        2126 x 96 km
1 24316U 96054B   97075.61824513 2.32936608  14140+1  49572-2 0 90873
2 24316  25.1846  83.7412 1354994 276.8081  68.0029 13.39503240  9101
Centaur r                                        1856 x 96 km
1 24316U 96054B   97075.69212983 2.72071411  22342+1  53098-2 0 90870
2 24316  25.1747  83.3361 1196057 277.5009  69.1007 13.76613092  9119
Centaur r                                        1556 x 96 km
1 24316U 96054B   97075.76395510 3.33828572  37174+1  58488-2 0 90879
2 24316  25.1658  82.9180 1013116 278.2158  70.4386 14.19731499  9127
Centaur r                                        1212 x 96 km
1 24316U 96054B   97075.83349742 4.31145143  70159+1  64877-2 0 90877
2 24316  25.1551  82.4840 0793298 278.9581  72.1545 14.72137347  9137
Centaur r                                        774 x 96 km
1 24316U 96054B   97075.90040406 7.01727814  41128+2  78295-2 0 90875
2 24316  25.1405  82.0283 0497779 279.7378  74.6779 15.43816619  9142

Alan
-- 
 Alan Pickup | COSPAR site 2707:  55d53m48.7s N   3d11m51.2s W  156m asl
 Edinburgh   | Home:    alan@wingar.demon.co.uk      +44 (0)131 477 9144
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