Comet C/2020 M3 (ATLAS)
Taken by Jorma Ryske on November 20, 2020 @
Finland, Helsinki
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
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Date Taken: Unavailable
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Details:
Comet C/2020 M3 (ATLAS) four frame animation showing cyanogen gas jet spiraling about one quarter of rotation around comet's nucleus. Each frame is a stacked 12x5min exposure through ultraviolet narrowband 387nm/15nm filter at 20/21.11.2020 23:18-03:08UT. First and last frame mid time separation is 3h24min.
Stacked images are processed with Cometary Coma Image Enhancement Facility: Samarasinha, N. H., Martin, M. P., Larson, S. M, 2013. Cometary Coma Image Enhancement Facility, http://www.psi.edu/research/cometimen.
305mm/1200mm Newton, QSI690, FoV 9', N up E left.
Photographer's website:
https://www.taivaanvahti.fi/observations/show/94978
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