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10 or 5?
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25-07-2018, 09:27 PM
gregbradley
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Join Date: Feb 2006
Location: Sydney
Posts: 17,898
I agree shorter subs probably would do better and is the conventional wisdom on the subject.
There is a calculator on the CCDware website that helps calculate the ideal exposure lengths for your setup and light pollution. I'd check that out.
Greg.
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