Dr Alan Potts
Location of Photo:
Newport, South Wales, United Kingdom
Date/Time of photo:
11th July 2020, 22:37 UTC
200mm Nikkor at f/4 on Nikon D3200 DSLR; static tripod
Coma detail from Comet Neowise in a 1s, 1600 ISO exposure with 200mm lens at f/4. There is a small degree of asymmetry which is more clear in the inset where I added isophote regions in the red channel.
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