Sharpless 2-112 (Sh2-112 or LBN 337) is an emission nebula located 5,600 light-years away in Cygnus. The nebula is illuminated by the star near the center (BD+45 3216).
This is the first object that I've imaged using both narrowband and RGB filters. I also processed it as RGB, HaRGB, Hubble Palette and Hubble Palette with RGB.
Ha - 8x1800s - 240 minutes - binned 1x1
240 minutes total exposure - 4 hours
Imaged over four nights in May and June, 2012 with SBIG ST-8300M on a 6" Astro-Tech AT6RC f/9 at 1368mm.