Thread: Imaging Mars with a 4" Refractor
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Old 22-09-2020, 08:04 PM
sunslayr (David)
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Join Date: Nov 2018
Location: Perth
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Whats your focal length? You would probably want about f20, any more than that and it will be too dim. I might give it a go with my 4" tonight if I'm not too tired.
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