M35 and NGC 2158 (right) open clusters in Gemini. 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 12 minute exposures, Mean combined. Used Celestron CGEM mount and Sky-Watcher SynGuider on William Optics 66mm guidescope. All seemed to work well.
M35 in Gemini with NGC 2158, taken Oct 14, 2007 with 5-inch apo refractor at f/6 with Canon 20Da at ISO 800 for stack of 3 x 8 minute exposures. Some haze. Used PHDGuide and Meade DSI.
M35 and NGC2158 open clusters. Stack of two 8-minute exposures at f6 with 5-inch apo refractor (no field flattener) and Canon 20Da camera. ISO 400. In camera noise reduction and temp about 0° C. Taken January 4, 2006.
