Thread: M83 The Southern Pinwheel Galaxy
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  #18  
Old 20-05-2017, 07:56 PM
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cometcatcher (Kevin)
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cometcatcher is offline 		 
Join Date: Jan 2005
Location: Cloudy Mackay
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Thanks Tim.

Just did a star test (don't know why I didn't before) and it appears the elongated stars are from collimation error. The flat mirror is not under the focuser properly. I thunk.
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