Decay watch: 2001 Mar 17

From: Alan Pickup (alan@wingar.demon.co.uk)
Date: Sat Mar 17 2001 - 14:36:48 PST

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    _____________________________________________________________________
    Object: #26691 = 01-  4 B = GPS2R-7 Delta 2 rocket
    
    Final decay analyses:
    Source   Prediction made    Predicted decay at      Latitude Longitude
                   UTC                UTC                  deg      deg
    SpaceCom   Mar 17 04:47     Mar 17 04:34 +-1m         3.4 S   138.0 W
    SatEvo     Mar 17 22:20     Mar 17 08:20 +-4h        19.8 S    22.5 E
    
    Final elset:
    GPS2R-7 Dlt2 r   7.0  2.0  0.0  5.5 d   15       251 x 128 km
    1 26691U 01004B   01075.88436561  .09508000 -19428-5  21291-3 0  1197
    2 26691  32.5684 111.9334 0093465 263.8916  95.0746 16.31062122  6863
    
    Note: The final elset, several hours prior to the probable decay, shows 
    this running 19 sec late against yesterday's prediction. I show this
    decaying very much later than does SpaceCom, possibly southbound over
    southern Africa on the last of these SatEvo predicted orbits:
    GPS2R-7 Dlt2 r   7.0  2.0  0.0  5.5 d   15       196 x 119 km
    1 26691U 01004B   01076.18926373  .26766181  35727+0  26584-3 0 91193
    2 26691  32.5662 109.6017 0059009 267.4208  91.9034 16.43200212  6919
    GPS2R-7 Dlt2 r   7.0  2.0  0.0  5.5 d   15       180 x 115 km
    1 26691U 01004B   01076.24995336  .36444825  78621+0  27176-3 0 91192
    2 26691  32.5656 109.1323 0049303 268.1313  91.3037 16.46958993  6925
    GPS2R-7 Dlt2 r   7.0  2.0  0.0  5.5 d   15       155 x 109 km
    1 26691U 01004B   01076.31048187  .66436822  33564+1  30649-3 0 91191
    2 26691  32.5646 108.6611 0035550 268.8446  90.7479 16.52735950  6938
    _____________________________________________________________________
    
    
    Alan
    -- 
    Alan Pickup / COSPAR 2707:  55d53m48.7s N   3d11m51.2s W      156m asl
    Edinburgh  / SatEvo & elsets:    http://www.wingar.demon.co.uk/satevo/
    Scotland  / Decay Watch: http://www.wingar.demon.co.uk/satevo/dkwatch/
             *
    
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    This archive was generated by hypermail 2b29 : Sat Mar 17 2001 - 14:40:27 PST