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Old 04-06-2016, 09:07 AM
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Shiraz (Ray)
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Join Date: Apr 2010
Location: ardrossan south australia
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offset 21, 1x1 bin. Craig's article is great, but it deals with getting the best dynamic range in CCD subs. The 1600 allows you to trade off some dynamic range if you wish to use very short subs or get vanishingly small read noise for NB - something CCDs cannot readily do.
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