The most difficult capture. Terrible seeing, faint guiding star, seldom registered, no color image on internet, problem with focus, many hours to make the stars like stars.
I did my best, but I don't know if the nebula is similar with what I managed to do.
NASA:
http://skyview.gsfc.nasa.gov/cgi-bin...zed+Sky+Survey
GSO 305 mm - Canon Rebel XT - ISO 800 - 42 min - 21 x 120 sec - OAG - ASI120MC - Coma Corr.