Here is my first attempt at M31 with the N12. It needs more data but I think it's a solid start.
http://www.tvdavisastropics.com/astroimages-1_00000d.htm
Tom
http://www.tvdavisastropics.com/astroimages-1_00000d.htm
Tom
Starsearch Observatory
Lat 42N 47' 00" Long 112W 10' 47"
Elev 1752m
www.tvdavisastropics.com