Dardenne Prairie, Missouri
Imaged from Dardenne Prairie, Missouri (a red zone) on November 11th, 12th and 29th, 2016 with a SBIG ST-8300M on an Astro-Tech AT90DT at f/6.7 603mm.
HaRGB – https://www.flickr.com/photos/dcrowson/30578720644/sizes/l
Sh2-223 is a faint supernova remnant (or HII region depending on which paper is referenced) located approximately 7,200 light-years away in Auriga.
Ha â€“ 12x1800s â€“ 360 minutes â€“ binned 1×1
RGB â€“ 8x300s â€“ 40 minutes each â€“ binned 2×2
480 minutes total exposure â€“ 8 hours