M27 with 130mm Astro-Physics apo at f/6 with no field flattener (slight camera tilt results in more coma at left of frame), for stack of 6 c 8 minute exposures at ISO 800 with Canon 7D (stock camera, not modified). Auto-guided with SG4. Worked perfectly.
9-day-old gibbous Moon, taken April 23, 2010, with Astro-Physics 130mm apo refractor, plus 2x Barlow for f/12 and 1600mm focal length. Canon 7D camera at ISO 100. Seeing poor -- this was the sharpest of the lot.
Scorpius and Sagittarius, taken from Atacama Lodge in Chile (23° S), March 19/20, 2010, using modified Canon 5D MkII camera, and Sigma 50mm lens at f/4 for stack of 4 x 6 minute exposures, Mean combined, plus stack of 2 x 6 minutes with Kenko Softon filter for star glows.
