M2, a Messier globular cluster in Aquarius. This is a stack of 4 x 6 minute exposures with the Canon 6D at ISO 800 and TMB 92mm refractor at f/5.5 with the Hotech field flattener. Taken from New Mexico, from Silver City, Nov 11, 2014.
M3 globular cluster in Canes Venatici. Taken from home June 15, 2012 with the 130mm Astro-Physics apo refractor at f/6 and the 6x7 field flattener, for a stack of 5 x 6 minute exposures at ISO 800 with the Canon 60Da camera. Galaxy to the right is NGC 5263 at 13th magnitude.
Messier 3 globular cluster in Canes Venatici taken July 30, 2011 from home with 130mm Astro-Physics refractor and Canon 7D camera, for stack of 2 x 5 minute exposures at ISO 800 and 2 x 5 minutes at ISO 1600 and f/6. Object was low in west.
