Decay watch update: Christmas Eve
Alan Pickup (alan@wingar.demon.co.uk)
Thu, 24 Dec 1998 18:11:14 +0000
OIG/USSPACECOM gave given us a Christmas bonus in the form of additional
decay notices since yesterday's update. The current summary is:
Object Notice issued Predicted decay
UTC UTC
#23539 = Brazilsat B2 Spelda Dec 24 15:25 Dec 28 17:23 +-2d
#25120 = Orbcomm 9 Pegasus r Dec 24 14:08 Dec 27 12:34 +-2d
#25421 = Orbcomm 13 Pegasus r Dec 24 09:27 Jan 4 06:41 +-7d
#25572 = MCO Delta 2 r1 Dec 23 11:58 Dec 30 05:42 +-4d
My own updated predictions for these, plus some other objects, are:
# Designation Name Predicted decay
25120 97- 84 J Orbcomm 9 Pegasus r December 28.3 +-0.7d
23539 95- 16 D Brazilsat B2 Spelda December 29.2 +-1.4d
25572 98- 73 B MCO Delta 2 r1 December 30.7 +-1.2d
25421 98- 46 J Orbcomm 13 Pegasus r January 6 +-2d
4583 70- 85 A Meteor 1-6 January 7 +-3d
25532 98- 66 F Iridium 2 Delta r January 8 +-3d
25533 98- 62 C Sputnik 41 January 8 +-3d
21148 91- 17 B Lacrosse 2 r January 10 +-3d
25579 98- 74 C Iridium 11A CZ-2C r January 18 +-5d
Current elsets for all these are in my select.tle and dklist.tle files,
available via my WWW page below.
Merry Christmas everyone :)
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/