Re: HST double flare over Houston

From: Ed Cannon (
Date: Sun Jul 03 2005 - 19:26:28 EDT

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    Gerhard Holtkamp wrote:
    >So it seems unlikely that the solar panels were responsible....
    >...I think one prime candidate would be the flat back surface 
    >(where the prime mirror is located). 
    It's called the "aft shroud", and that has been my hypothesis
    for some time.  Another hypothesis is that it may be the 
    aperture door (the lenscap).  Of course there's always the 
    possibility of getting a perfect reflection along the length 
    of the cylinder.
    >This offers the exciting possiblity of figuring out where the 
    >HST was looking at when the flare occurred. ... Does anybody 
    >know whether there is a website to find out where the HST was 
    >pointing at during that time to test this hypothesis?
    Here's the weekly timeline.  I'm not able to do the math to 
    figure out when/if it might flare at a certain time.
    I once saw HST do two flares, about 30 degrees apart in the 
    Ed Cannon - - Austin, Texas, USA
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