Re: Geo sat's to internal power = time for them to go into shadow

From: T V I (tvinvestigations@yahoo.co.uk)
Date: Tue Feb 24 2009 - 21:33:07 UTC

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    --- On Tue, 24/2/09, David McMillan <skyefire@skyefire.org> wrote:
    
    > From: David McMillan <skyefire@skyefire.org>
    > Subject: Re: Geo sat's to internal power = time for them to go into shadow
    
    > 	Hmmm.... we're still a good 24 days or so from the
    > Vernal Equinox, so does that mean that this period lasts
    > around 48 days?  Or am I oversimplifying the matter?
    
    
    A quick check shows Astra 1K a typical stable geosat serving Europe will go into eclipse for varying periods ( 15 to 70 minutes )  over the next 44 days.
    
    
    
    > 
    > 	If my quick-and-dirty mental sketch is correct, there
    > would be a similar period bracketing the Autumnal Equinox,
    > correct?
    
    Thats right. 
    
    
    
    John
    
    
          
    
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