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Old 21-07-2012, 08:53 PM
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peter_4059 (Peter)
Big Scopes are Cool

peter_4059 is offline
 
Join Date: Jun 2007
Location: SE Tasmania
Posts: 4,574
Quote:
Originally Posted by allan gould View Post
Peter, a really nice image for only 35min exposure. One question though - the diffraction spikes on your bright stars are double to the right but appear single on the other three. Any suggestions?
Thanks Allan. The double spikes are probably misalignment of the spider vanes. Not sure how to diagnose or rectify at this stage though.
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