Posting this image of the Leo Triplet for review and comment.
Details are:
Hardware: Skywatcher Blackdiamond 100mm F9 APO, Canon 60Da, EQ8 mount
Software: Capture in Backyard EOS, Processing in PI 1.8
Acquisition: 20 subs 450 seconds @ ISO800; 30 darks, 30 bias
http://astrob.in/full/92889/0/
Enjoy.
Thanks,
Rodney