UGC 3691 (PGC 20214 and others) is a spiral galaxy located approximately 90 million light-years away in Gemini.
Luminance – 24x600s – 240 minutes – binned 1x1
RGB – 16:15:17x300s – 80:75:85 minutes each – binned 2x2
480 minutes total exposure – 8 hours
Imaged November 6th, 8th, 9th and 10th, 2021 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/51734295341/sizes/l/