Decay watch: Mar 16 (another Delta down)
Alan Pickup (alan@wingar.demon.co.uk)
Tue, 16 Mar 1999 20:55:27 +0000
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Object: #25166 = 98- 8 E = Globalstar 1 Delta r
Decay prediction:
Source Prediction made Predicted decay at Latitude Longitude
UTC UTC deg deg
SpaceCom Mar 9 20:05 Mar 16 07:53 +-4d 12.6 N 7.3 E
SpaceCom Mar 12 07:25 Mar 16 02:38 +-2d 3.6 N 105.1 W
SpaceCom Mar 13 09:27 Mar 16 09:56 +-2d 20.8 N 129.4 E
SpaceCom Mar 14 11:00 Mar 16 11:28 +-1d 6.4 N 117.7 E
SpaceCom Mar 15 07:41 Mar 16 06:40 +-15h 50.3 N 82.7 E
SpaceCom Mar 15 17:24 Mar 16 05:15 +-7h 52.3 N 118.3 E
SpaceCom Mar 15 23:57 Mar 16 06:27 +-4h 15.9 N 32.1 E
SpaceCom Mar 16 04:07 Mar 16 06:34 +-2h 37.3 N 53.1 E
SpaceCom Mar 16 15:54 Mar 16 06:40 +-2h 50.2 N 82.2 E
SatEvo Mar 9 23:05 Mar 16 12:16 +-2.5d
SatEvo Mar 10 23:20 Mar 15 21:30 +-1.5d
SatEvo Mar 11 20:25 Mar 16 00:28 +-1.4d
SatEvo Mar 12 16:50 Mar 16 01:53 +-18h
SatEvo Mar 14 17:45 Mar 16 03:58 +-12h 24.9 N 144.3 W
SatEvo Mar 15 21:20 Mar 16 04:58 +-3h 25.4 N 62.1 E
SatEvo Mar 16 20:30 Mar 16 06:18 +-2h 0 20.6 E
Final elset:
Gblstr 1 Dlt r 5.9 2.4 0.0 5.0 v 170 x 142 km
1 25166U 98008E 99075.08059352 .14248860 12842-4 36274-3 0 5172
2 25166 52.6615 289.5733 0021545 8.0362 352.1187 16.43565764 59121
Note: The final elset had it 8.5 seconds late on yesterday's prediction.
I put its decay near a northbound equator crossing over Congo. SpaceCom
have it further along on the same orbit, which is three orbits after the
final elset.
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Object: #25607 = 99- 1 C = Mars Polar Lander Delta 2 r1
Decay prediction:
Source Prediction made Predicted decay at Latitude Longitude
UTC UTC deg deg
SpaceCom Mar 14 14:32 Mar 23 03:32 +-5d 12.3 N 67.2 W
SpaceCom Mar 16 01:23 Mar 23 01:19 +-4d 11.5 S 149.0 E
SatEvo Mar 15 21:20 Mar 23 01:00 +-2d
SatEvo Mar 16 20:45 Mar 22 21:17 +-1.5d
Latest elset:
MPL Delta 2 r1 5.9 2.4 0.0 5.0 d 369 x 195 km
1 25607U 99001C 99075.56048730 .01482067 -10660-4 12115-2 0 1284
2 25607 25.8232 63.8667 0130021 26.9348 333.8065 15.97306472 11159
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Alan
--
Alan Pickup | COSPAR 2707: 55d53m48.7s N 3d11m51.2s W 156m asl
Edinburgh | Home: alan@wingar.demon.co.uk +44 (0)131 477 9144
Scotland | SatEvo page: http://www.wingar.demon.co.uk/satevo/