Decay watch update: January 2
Alan Pickup (alan@wingar.demon.co.uk)
Sat, 2 Jan 1999 19:17:41 +0000
These SpaceCom decay notices are current or have been issued and
superseded since my update yesterday. They include the first notices
for the Lacrosse 2 Titan 4 rocket.
Object Notice issued Predicted decay
UTC UTC
#25421 = Orbcomm 13 Pegasus r Jan 1 23:07 Jan 4 23:23 +-2d
#25532 = Iridium 2 Delta r Dec 30 18:20 Jan 6 17:52 +-4d
#4583 = Meteor 1-6 Jan 1 08:08 Jan 8 07:57 +-4d
#21148 = Lacrosse 2 r Jan 1 18:04 Jan 8 18:16 +-4d
#21148 = Lacrosse 2 r Jan 1 21:20 Jan 8 17:30 +-4d
#25533 = Sputnik 41 Dec 30 20:36 Jan 9 21:00 +-6d
-------------------------------
My own current SatEvo predictions follow. The predicted decay dates
have slipped during the past two days.
# Designation Name Predicted decay
25421 98- 46 J Orbcomm 13 Pegasus r January 4.9 +-0.5d
25532 98- 66 F Iridium 2 Delta r January 7.1 +-0.9d
4583 70- 85 A Meteor 1-6 January 7.7 +-1.0d
21148 91- 17 B Lacrosse 2 r January 8.2 +-1.2d
25533 98- 62 C Sputnik 41 January 10.1 +-1.5d
25579 98- 74 C Iridium 11A CZ-2C r January 19 +-4d
25065 97- 74 C ETS-7 H2 r January 22 +-4d
-------------------------------
SatEvo-predicted elsets:
Orbc13 Pegasus r 1.3 1.0 0.0 7.5 d 252 x 181 km
1 25421U 98046J 99003.02263846 .02990044 38984-2 95058-3 0 92458
2 25421 44.9164 201.8553 0054308 329.6184 30.0680 16.21195273 23864
Orbc13 Pegasus r 1.3 1.0 0.0 7.5 d 238 x 177 km
1 25421U 98046J 99003.51506856 .03741383 66810-2 95834-3 0 92455
2 25421 44.9155 198.7560 0046851 332.9168 26.8395 16.24476767 23947
Orbc13 Pegasus r 1.3 1.0 0.0 7.5 d 221 x 171 km
1 25421U 98046J 99004.00636654 .05196937 14897-1 96828-3 0 92452
2 25421 44.9144 195.6473 0037978 336.2256 23.5994 16.28772414 24020
Iridm 2 Delta r 5.9 2.4 0.0 5.6 d 281 x 195 km
1 25532U 98066F 99003.05703680 .01600305 99737-3 96862-3 0 91275
2 25532 82.4429 249.6660 0064614 127.3844 233.2057 16.13298255 9071
Iridm 2 Delta r 5.9 2.4 0.0 5.6 d 265 x 191 km
1 25532U 98066F 99004.04842616 .01994424 17554-2 99556-3 0 91275
2 25532 82.4416 248.5208 0056136 123.4075 237.1307 16.16823594 9238
Meteor 1-6 5.0 1.5 0.0 5.8 v 215 x 210 km
1 04583U 70085A 99003.03350820 .01105453 68354-3 48249-3 0 95333
2 04583 81.1230 359.0320 0003939 130.9436 229.0904 16.22543658550052
Meteor 1-6 5.0 1.5 0.0 5.8 v 209 x 204 km
1 04583U 70085A 99004.01956761 .01358003 10695-2 48706-3 0 95331
2 04583 81.1221 357.6788 0003496 127.0813 232.9506 16.24954306550215
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/