IC5146 – Cocoon Nebula
Posted on: October 30, 2011 /
Categories: Deep Sky Objects
IC 5146 (also known as Caldwell 19, Sh 2-125, and the Cocoon Nebula) is a reflection emission nebula in the constellation of Cygnus. This image was taken using my 120ED refractor, with my William Optics 0.8x flattener and Atik 314L+ CCD camera, cooled to -10 degrees. I used my Astronomik LRGB filters. The luminance layer