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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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