Re: Decay watch: USA 78 Centaur r

Alan Pickup (alan@wingar.demon.co.uk)
Mon, 15 Jun 1998 22:58:23 +0100

The latest elset for this object...

USA 78 Centr r   8.6  3.0  0.0  3.5 v            432 x 149 km
1 21874U 92006B   98166.75302776  .07150504 -10462-4  12336-2 0   253
2 21874  25.8558  94.6937 0211489 102.4716 259.9653 15.94250854 27710

... shows it 55 seconds early against the "9019" SatEvo evolution I
posted yesterday.

My current estimate is for re-entry at about June 17.5 (~12h UTC +-9h).

SatEvo-predicted elsets:
USA 78 Centr r   8.6  3.0  0.0  3.5 v            410 x 149 km
1 21874U 92006B   98167.00301124  .08229565  11167-1  13237-2 0 90252
2 21874  25.8551  92.7676 0195829 105.7348 256.4339 15.98175920 27759
USA 78 Centr r   8.6  3.0  0.0  3.5 v            386 x 149 km
1 21874U 92006B   98167.25235730  .09163154  13969-1  13438-2 0 90255
2 21874  25.8544  90.8350 0178849 109.0088 252.9372 16.02503717 27797
USA 78 Centr r   8.6  3.0  0.0  3.5 v            360 x 148 km
1 21874U 92006B   98167.50098753  .10362430  18399-1  13434-2 0 90253
2 21874  25.8536  88.8953 0160133 112.2950 249.4105 16.07344733 27831
USA 78 Centr r   8.6  3.0  0.0  3.5 v            331 x 147 km
1 21874U 92006B   98167.74881421  .12124928  30905-1  13380-2 0 90258
2 21874  25.8527  86.9476 0138993 115.5948 245.8481 16.12875950 27879
USA 78 Centr r   8.6  3.0  0.0  3.5 v            296 x 146 km
1 21874U 92006B   98167.99570506  .15257822  58734-1  13227-2 0 90257
2 21874  25.8515  84.9904 0114102 118.9107 242.2386 16.19555126 27917
USA 78 Centr r   8.6  3.0  0.0  3.5 v            251 x 143 km
1 21874U 92006B   98168.24141993  .21605542  11589+0  12420-2 0 90252
2 21874  25.8501  83.0211 0082155 122.2471 238.5518 16.28435455 27958
USA 78 Centr r   8.6  3.0  0.0  3.5 v            157 x 127 km
1 21874U 92006B   98168.48527790 1.44966919  23259+2  14217-2 0 90250
2 21874  25.8468  81.0328 0022830 125.6158 234.5971 16.49012180 27992

Alan
-- 
 Alan Pickup | COSPAR site 2707:   55d53m48.7s N   3d11m51.2s W    156m asl
 Edinburgh   | Home:      alan@wingar.demon.co.uk       +44 (0)131 477 9144
 Scotland    | SatEvo satellite page: http://www.wingar.demon.co.uk/satevo/