NGC 884 and 869 (right) open clusters in Perseus 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 10 minute exposures, Mean combined. Used Celestron CGEM mount and Sky-Watcher SynGuider on William Optics 66mm guidescope. All seemed to work well.
Double Cluster and IC nebulas in Perseus. Includes IC 1805 and IC 1848, NGC 896 nebula; NGC 957 cluster left of Double Cluster. Taken Sept. 14, 2007 for stack of 4 x 4 minute exposures with 135mm L-series lens at f/2.8 and Canon 20Da camera at ISO 800.
Double Cluster in Perseus, taken Oct 14, 2007 with 5-inch apo refractor at f/6 with Canon 20Da at ISO 800 for stack of 4 x 8 minute exposures. Some haze. Used ST402 guider.
