Arp 27

Posted by dcrowson
on Saturday, May 20, 2017

Arp 27 (NGC 3631, UGC 6360, VV 363 and others) is a grand design spiral located approximately 79 million light-years away in Ursa Major. Arp lists this one in his “spiral galaxies with one heavy arm.”

Luminance – 24x600s – 240 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2

360 minutes total exposure – 6 hours

Imaged March 29th, April 18th and 19th and May 19th, 2017 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.

LRGB - https://www.flickr.com/photos/dcrowson/34784729335/sizes/l

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