M1

M1 (Click image to enlarge)
Taken 1/10,14/11
29exps.@300s,iso1600,f6.3,20’F,RGB
20exps.@540s,iso1600,f6.3,16’F,Ha
C8,Can1000d(mod),12nmHa
More Info http://en.wikipedia.org/wiki/Crab_Nebula