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Old 02-02-2011, 11:19 PM
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lepton3 (Ivan)
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Join Date: Jan 2007
Location: Adelaide, Australia
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Quote:
Originally Posted by Bassnut View Post
mmm, GRAS used (uses?) sky flats for automated convienience (everyday), but they needed tedious manual weeding. I use a flat box, not so convienient, but at least predictable. If the exposures are in seconds you dont have to bother with darks at all.
Sure, but you still need to subtract the bias.
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