Decay watch: 2000 December 17

From: Alan Pickup (alan@wingar.demon.co.uk)
Date: Sun Dec 17 2000 - 09:57:27 PST

  • Next message: David Brierley: "DMB Obs Dec 16"

    SpaceCom has posted the first decay notice for #18719, the Ekran 17 aux
    motor. See my Decay Watch page for more detailed predictions for the
    following. No further Decay watch updates will be possible before
    December 20 following my return from a short trip. 
    
    _____________________________________________________________________
    Object: #18719 = 87-109 E = Ekran 17 aux motor
    
    Decay predictions:
    Source   Prediction made    Predicted decay at      Latitude Longitude
                   UTC                UTC                  deg      deg
    SpaceCom   Dec 17 16:16     Dec 20 11:01 +-2d        14.8 S     0.5 W
    SatEvo     Dec 17 17:45     Dec 21 03:26 +-1d
    
    Latest elset:
    Ekran 17 aux motor                               783 x 133 km
    1 18719U 87109E   00352.65866693  .09078618  86950-5  67852-3 0  9094
    2 18719  46.9348 282.4067 0475286 274.7494  79.9728 15.35883541174782
    
    Note: This enters eclipse near northern apex at 47 deg N at ~18:30
    local time. Eclipse exit occurs southbound near 35 deg S at ~05:00
    local time.
    _____________________________________________________________________
    Object: #22067 = 92- 47 H = Cosmos 2204 Proton r2
    
    Decay predictions:
    Source   Prediction made    Predicted decay at      Latitude Longitude
                   UTC                UTC                  deg      deg
    SpaceCom   Dec 16 22:47     Dec 19 00:07 +-1d         9.1 N   105.9 W
    SatEvo     Dec 17 17:35     Dec 19 00:18 +-9h        22.4 S    93.9 W
    
    Latest elset:
    C 2204 Proton r2                                 830 x 286 km
    1 22067U 92047H   00352.54739418  .11249834  77194-1  16622+0 0  4723
    2 22067  64.4791 172.2194 0392136 180.6595 179.4065 15.02808590139186
    _____________________________________________________________________
    
    
    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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