M71 globular cluster in Sagitta. Delta Sagittae at lower right. Taken with Astro-Physics 5-inch 130EDT apo refractor at f/6 (no field flattener) and 35mm format Ektachrome E200 slide film. 40 minute exposure. Taken from home in October 2003.
M71 open cluster in Sagitta with small cluster Harvard 20 below. Taken Nov 6, 2010 with 105mm A&M apo refractor at f/5 with Borg .85x flattener/reducer and Canon 5DMkII at ISO 800 for stack of 5 x 13 minute exposures, Mean combined. Used Celestron CGEM mount and Sky-Watcher SynGuider on William Optics 66mm guidescope. All seemed to work well.
M72, a Messier globular cluster (at lower right) and M73, a tiny 4-star asterism (at lower centre), in Aquarius. The Saturn Nebula, NGC 7009, is the green spot at upper left. 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.
