Decay watch: Jun 13 (last day of Meteor 1-2 r)
Alan Pickup (alan@wingar.demon.co.uk)
Sun, 13 Jun 1999 20:21:01 +0100
---------------------------------------------------------------------
Object: #4120 = 69- 84 B = Meteor 1-2 Vostok r
Decay predictions:
Source Prediction made Predicted decay at Latitude Longitude
UTC UTC deg deg
SpaceCom Jun 11 00:05 Jun 15 00:31 +-2d 6.8 N 0.5 E
SpaceCom Jun 12 00:20 Jun 15 00:34 +-2d 1.4 S 1.2 E
SpaceCom Jun 12 23:34 Jun 15 20:45 +-1d 31.9 S 127.1 W
SatEvo Jun 9 21:45 Jun 14 07:36 +-1d
SatEvo Jun 10 21:30 Jun 14 10:34 +-19h
SatEvo Jun 11 18:45 Jun 14 19:24 +-15h
SatEvo Jun 12 17:00 Jun 14 19:23 +-11h
SatEvo Jun 13 19:00 Jun 14 20:18 +-5h 43.6 S 72.8 E
Latest elset (4.4 sec late on yesterday's prediction):
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 189 x 181 km
1 04120U 69084B 99164.70956457 .03607308 -94330-6 62372-3 0 7990
2 04120 81.1951 93.1549 0006193 216.1632 143.9973 16.32948547625575
SatEvo prediction:
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 181 x 174 km
1 04120U 69084B 99165.01568980 .04961642 15811-1 65313-3 0 97998
2 04120 81.1942 92.7318 0005524 214.9432 145.0204 16.35637798625627
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 173 x 167 km
1 04120U 69084B 99165.26021323 .06330027 23781-1 61920-3 0 97994
2 04120 81.1932 92.3925 0004874 213.9650 146.0037 16.38375672625666
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 163 x 158 km
1 04120U 69084B 99165.50426801 .09370351 71423-1 55372-3 0 97998
2 04120 81.1919 92.0523 0004053 212.9844 146.9903 16.42063044625703
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 144 x 140 km
1 04120U 69084B 99165.74759579 .25596980 68810+0 36917-3 0 97999
2 04120 81.1897 91.7107 0002637 211.9998 147.9841 16.49094464625740
Meteor 1-2 r 3.8 2.6 0.0 5.1 v 131 x 129 km
1 04120U 69084B 99165.80820653 .56426350 35038+1 40506-3 0 97991
2 04120 81.1885 91.6249 0001861 211.7525 148.2363 16.53538443625754
Note: I predict decay on a southbound leg near Kerguelen in the
S Indian Ocean following an equator crossing at 20:07 near 67.1 deg E.
SpaceCom's latest prediction puts it further along the same orbit.
The uncertainty is still several orbits.
---------------------------------------------------------------------
Alan
--
Alan Pickup | COSPAR 2707: 55d53m48.7s N 3d11m51.2s W 156m asl
Edinburgh | Tel: +44 (0)131 477 9144 Fax: +44 (0)870 0520750
Scotland | SatEvo page: http://www.wingar.demon.co.uk/satevo/