Thread: Reaching faint magnitudes with many subs.
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  #3  
Old 30-07-2021, 04:00 PM
AdamJL
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AdamJL is offline 		 
Join Date: Sep 2010
Posts: 2,100
so long as you're exposing your subs for long enough! Sure.
Exposure time matters here. A fast focal ratio just means you can get there quicker
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