NGC 3621 is a large spiral galaxy located approximately 22 million light-years away in Hydra.
Luminance – 12x600s – 120 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
240 minutes total exposure – 4 hours
Imaged February 6th, 2016 from Rancho Hidalgo (Animas, New Mexico) with a SBIG ST-8300M on an Astro-Tech AT90EDT at f/6.7 603mm.
LRGB - https://www.flickr.com/photos/dcrowson/24521764544/sizes/l
LRGB Crop - https://www.flickr.com/photos/dcrowson/25152453225/sizes/l
Unfortunately, clouds impacted this image on my last night.