Thread: Helix outer bow shocks: 38 hrs H-alpha
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  #24  
Old 02-09-2017, 12:03 AM
willik (Willik)
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willik is offline 		 
Join Date: Nov 2009
Location: Perth WA
Posts: 717
I thought you could not bin ha unless you are the huble telescope unless you got the super scope
Martin
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