2009 july 25 21:08 to 01:31 UT (july 26) L80/600 ED + IRcut filter + Atik 16IC 126 x 2min Comet registration : simple addition median addition |
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2008 nov 26 17:42 to 19:30 UT L80/600 ED + L filter + DBK 21 raw gain 850/1023 balance B49 R32 23s exposures |