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.
The open star cluster NGC 1245 in Perseus. Taken from New Mexico with the TMB 92mm apo refractor at f/4.4 with the 0.85x Borg field flattener/reducer and Canon 6D at ISO 800.