Object: Comet P/2007 B1 = P/2020 W3 (Christensen) Date: 2021 01 08.259207 UTC Observer: John J. Maikner Camera: QHY 183M Exposure: 52 X 60 sec. Filters: None Binning: 1 X 1 Temp: -10.0 C Instrument type: Astro-Physics Reflector Instrument aperture: 305 mm Instrument focal length: 1159mm/F3.8 Mag: 20.0 G |
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