Decay watch: February 7
Alan Pickup (alan@wingar.demon.co.uk)
Sun, 7 Feb 1999 17:30:30 +0000
Since my update yesterday, SpaceCom has issued this decay notice for the
PAM-D rocket:
Object Notice issued Predicted decay
UTC UTC
#22584 = GPS 2-19 r2 Feb 7 06:41 Feb 10 04:43 +-2d
The latest elset is:
GPS 2-19 r2 3.0 1.5 0.0 6.5 d 705 x 136 km
1 22584U 93017D 99038.57783893 .08728936 13423-5 74057-3 0 1955
2 22584 34.4669 141.7972 0418534 39.4856 323.5576 15.48668463136121
As Harro has posted, SpaceCom's decay date has moved all of 33 hours
earlier and closer to his estimates, the latest being for February 9 at
22:05 UTC +-5h. My own SatEvo analysis brings my prediction forward by a
more modest 14 hours to February 10.5 +-0.6 day.
SatEvo-generated elsets:
GPS 2-19 r2 3.0 1.5 0.0 6.5 d 660 x 135 km
1 22584U 93017D 99039.02794986 .09208492 69183-2 71131-3 0 91952
2 22584 34.4650 138.8125 0387348 43.8274 319.1828 15.56486457136197
GPS 2-19 r2 3.0 1.5 0.0 6.5 d 604 x 134 km
1 22584U 93017D 99039.53941309 .10473803 99172-2 70124-3 0 91955
2 22584 34.4627 135.3771 0347966 48.8251 314.1250 15.66514402136278
GPS 2-19 r2 3.0 1.5 0.0 6.5 d 539 x 133 km
1 22584U 93017D 99040.04735715 .12371955 15695-1 69405-3 0 91959
2 22584 34.4602 131.9123 0302959 53.8659 308.9005 15.78043952136353
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/