M33

M33 (Click image to enlarge)
Lum taken 11-3-13
12exps1x1,300s-22C
AT111edt(native-fl777F7),st8300m
RGB taken 9-18/20-14
12exps2x2,300s-22C
AT111edt(WOff4-fl622F5.6),st8300m
Neb3,CCDstk,CS4
For more info
http://en.wikipedia.org/wiki/Triangulum_Galaxy