Emission nebula with dark filaments, located in the constellation of Cygnus
HaRGB image taken August 2014 from Lockwood Valley, California
Ha 255 minutes 2x binned, 15 minute sub-exposures
RGB 225:225:225 minutes 2x binned, 15 min sub-exposures

Total Exposure Time = 15.5hours

For the H-alpha version of this image,
click on this link: http://www.pbase.com/rjfletch/image/157785589