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Old 21-03-2013, 09:40 PM
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Geoff45 (Geoff)
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Geoff45 is offline
 
Join Date: Jul 2006
Location: Sydney
Posts: 2,631
I'd be more worried about the very slightly eggy stars. Hard to see how miscollimation results in chromatic artifacts. As previous posters have said it's probably a stacking artifact. Nice picture.
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