I first shot the peculiar galaxy NGC 4656, the Hockey Stick, on 9 May '16. I returned to it in hopes of getting frames with less gradient. While watching the Western Conference final game 1...
Luminance only, 60 seconds subexposures, 10 stacked shots. FITS Liberator, GIMP. North is up; east is left.
Slightly better result, I think.
Saturday, May 12, 2018
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