RE: Iridium, Cosmos collide

From: Dale Ireland (direland@drdale.com)
Date: Thu Feb 12 2009 - 03:49:55 UTC

  • Next message: Derek C Breit: "RE: Iridium, Cosmos collide"

    Don't the Russians do any tracking and collision warning?
    
    
    
    > -----Original Message-----
    > From: Allen Thomson [mailto:thomsona@flash.net] 
    > Sent: Wednesday, February 11, 2009 5:42 PM
    > To: SeeSat-L@satobs.org
    > Subject: RE: Iridium, Cosmos collide
    > 
    > 
    > Susan Kaltenbach asked,
    > 
    > > how could the collision have been a surprise?
    > 
    > Good question indeed. Both satellites were in track by NORAD 
    > and, as Igor Lissov noted, an available collision prediction 
    > program did predict a very near approach. Presumably the 
    > Competent Authorities have even better programs.
    > 
    > Although pursuing the answer is mostly outside of SeeSat 
    > charter, I hope that we see some discussion of the matter elsewhere. 
    > 
    > Dr. Kelso, in particular, may be able to provide some insights.
    
    
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