The Cocoon Nebula, IC 5146, a bright red emission and blue reflection nebula 4000 light years away in Cygnus, located at the end of a long dark nebula B168. This is a Mean combine stack of 5 x 12 minute exposures with the TMB 92mm apo refractor with Borg 0.85x flattener/reducer for f/4.8, and filter-modified Canon 5D MkII camera at ISO 800. Taken from home October 5, 2013.
IC 5146 Cocoon Nebula in Cygnus, with TMB 92mm apo refractor and Borg 0.85x reducer/flattener for f/4.8 and Canon 20Da camera at ISO400 for 4 x 15 minute exposures.
Stack of 8 exposures with the Quattro median combined and with T-Shirt sky flats applied in Photoshop.
