The Sombrero Galaxy (M104, NGC 4594 and others) is an unbarred spiral galaxy located approximately 28 million light-years away in Virgo.
Luminance – 12x600s – 120 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
240 minutes total exposure – 4 hours
Imaged January 28th and February 26th, 2014 at the Danville Conservation Area (New Florence, Missouri) with a SBIG ST-8300M on an Astro-Tech AT90EDT at f/6.7 603mm.
LRGB – http://www.flickr.com/photos/dcrowson/12840913325/sizes/l/
LRGB Crop - http://www.flickr.com/photos/dcrowson/12840912515/