General Motors Astronomy Club shared a post.
5 days ago
C/2017 T2 with the Perseus Double Cluster
January 19, 2020
I took a 200mm lens image and cropped it down.
Canon T3i, 200mm f/7.1, ISO 1600
10 x 120 second subs
One reason I like using this camera is I can focus it remotely from the house. ... See MoreSee Less
6 days ago
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