Leo Triplet of galaxies, taken with 5-inch Astro-Physics refractor at f/6 (no flattener) and Canon 7D camera, on Mach1 mount as a test of SBIG SG-4 autoguider. Stack of 2 x 8 minutes at ISO1600 and 4 x 15 minutes at ISO800. Median combined.
M67 star cluster in Cancer. This is a stack of 5 x 3 minute exposures at ISO 1600 with the Canon 7D on the TMB 92mm apo refractor with Borg 0.85x reducer/flattener for f/4.5. Taken on a slightly hazy night, April 22, 2011 using AP 600E mount and SG4 autoguider. Same scale as M44 shot taken the same night (M44 92mm 7D).
