19P/Borrelly 1x5min crop 2022-04-28 20_03 UT Gain - min ?? Crop ( Full Size: 63.5 x 48 arcmin ) Pixel scale: 0.821 arcsec / pixel SharpCap 4 SW 2001 (Newton - D 204mm, F 1003mm), 0,95x CC Altair Hypercam 1600? PRO TEC (No Filter), Gain 100, -20grad C |
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