C/2019 T4 ( ATLAS ) 4x3min 2023-05-09 21_34 UT Crop ( Full Size: 1.75 x 1.17 deg ) Pixel scale: 1.01 arcsec/pixel SharpCap 4 GSO Newton - D 245mm, F 1000mm, 0,75x CC Toup Tek 571? No Fitr , HGC, Gain 100, -10grad C |
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