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Old 18-02-2018, 07:47 PM
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Peter Ward
Galaxy hitchhiking guide

Peter Ward is offline
Join Date: Dec 2007
Location: The Shire
Posts: 7,099
Seeing and transparency have not been quantified here.

With a 5nm (or less) bandpass filter, even with a full moon, I have been challenged to find any benefit in a dark site.

Sorry...I don't agree that the sample data of two, as shown here, is a definite proof.
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