Decay watch: 2001 Jan 18

From: Alan Pickup (alan@wingar.demon.co.uk)
Date: Thu Jan 18 2001 - 11:15:00 PST

  • Next message: Harro Zimmer: "Decay Forecast CZ-2 R/B"

    This decay is going very much to schedule - so far...
    _____________________________________________________________________
    Object: #26665 = 01-  1 B = Shenzhou 2 Long March 2F rocket
    
    Decay predictions:
    Source   Prediction made    Predicted decay at      Latitude Longitude
                   UTC                UTC                  deg      deg
    SpaceCom   Jan 18 11:38     Jan 20 10:31 +-1d        12.7 S     5.1 W
    SatEvo     Jan 18 19:10     Jan 20 12:58 +-11h
    
    Latest elset:
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       234 x 167 km
    1 26665U 01001B   01018.48608084  .02734352  86140-5  51234-3 0   488
    2 26665  42.5651 299.0278 0050256 196.5627 163.3833 16.27091522  1419
    
    SatEvo prediction:
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       225 x 164 km
    1 26665U 01001B   01018.85408714  .03212185  48570-2  49626-3 0 90486
    2 26665  42.5646 296.5999 0047000 199.3849 160.4357 16.29303007  1476
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       221 x 162 km
    1 26665U 01001B   01019.03790463  .03510354  60255-2  48670-3 0 90483
    2 26665  42.5642 295.3842 0045122 200.7981 159.0177 16.30536824  1508
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       214 x 158 km
    1 26665U 01001B   01019.28276566  .04028231  82693-2  47233-3 0 90486
    2 26665  42.5638 293.7612 0042373 202.6847 157.1275 16.32375911  1549
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       206 x 155 km
    1 26665U 01001B   01019.52732996  .04768798  12399-1  45547-3 0 90487
    2 26665  42.5632 292.1356 0039247 204.5744 155.2378 16.34515421  1585
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       197 x 150 km
    1 26665U 01001B   01019.77154356  .05937564  20734-1  37048-3 0 90481
    2 26665  42.5626 290.5069 0035562 206.4678 153.3502 16.37105067  1621
    CZ-2 R/B        10.0  4.0  0.0  2.0 d   40       185 x 144 km
    1 26665U 01001B   01020.01532022  .08123451  42372-1  29044-3 0 90484
    2 26665  42.5618 288.8742 0030898 208.3657 151.4657 16.40467830  1662
    
    Note: The latest elset shows this running 1.2 sec early against the
    prediction I posted yesterday. A reminder that it is very bright 
    and visible over parts of the USA and S Europe in the evening, and 
    Australia in the morning sky.
    _____________________________________________________________________
    
    
    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 : Thu Jan 18 2001 - 11:19:12 PST