M1 Crab nebula Celestron C9.25 - f/6.3 ccd Sbig ST-10XME - AO7 Location: Colma di Sormano, Italy - December 9, 2004 LRGB 115 min. L=50 min binned 1x1 R=35 min binned 2x2 G=15 min binned 2x2 B=15 min binned 2x2
