Sunday, December 17, 2017

one more time for NGC 936 (Halifax)

Asked BGO to return to NGC 936. Hoping for images with less gradient. My last try was on 12 Sep. Sheesh. Now there's a satellite...

galaxy NGC 936 in luminance

Luminance only, 60 seconds subexposures, 10 stacked shots. FITS Liberator, GIMP. North is up; east is left.

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