CORRECTION: Iridium 33 wreckage flare / spinning period

From: Marco Langbroek (marco.langbroek@wanadoo.nl)
Date: Wed Mar 18 2009 - 01:09:51 UTC

  • Next message: Steve Newcomb: "8539 obs March 18"

    I wrote:
    > So two -1 visual flares which I observed (see earlier messages) at:
    > 
    > Mar 17 UTC:
    > 
    > 20:06:56 +/- 1s
    > 20:07:02 +/- 5s
    > 
    > ..and two fainter which were photographed, occuring at:
    > 
    > 20:07:15.7 UTC
    > 20:07:20.4 UTC
    > 
    > ..would fit a tumbling/spinning period of 9.7 seconds as established 
    > from the photographic flare times (the last two times)
    
    I goofed here. The period is of course 4.7 seconds, not 9.7 seconds. I shouldn't 
    do these things after midnight...
    
    The pattern that would fit with 4.7 seconds is:
    
    UTC           mag
    20:06:(56.9)  -2
    20:07:(01.6)  -2
    20:07:15.7    +4
    20:07:20.4    +4
    
    - Marco
    
    -----
    Dr Marco Langbroek  -  SatTrackCam Leiden, the Netherlands.
    e-mail: sattrackcam@wanadoo.nl
    
    Cospar 4353 (Leiden):   52.15412 N, 4.49081 E (WGS84), +0 m ASL
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    SatTrackCam: http://home.wanadoo.nl/marco.langbroek/satcam.html
    Station (b)log: http://sattrackcam.blogspot.com
    -----
    
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