NGC 660 Polar Ring Galaxy in Pisces. Taken Oct 26, Nov 9, Nov 11, Nov 15, with with a DSI Pro II and
Outback Cooler on a C8NGT (8" Newtonian f5 and an ASGT mount). The transparency on all of these
nights was average to poor due to high humidity. All subframes were 3 mins. for a total exposure of
L:R:G:B (min) = 183:104:78:84. Captured with Envisage, calibrated and sigma combined in Iris with
other processing using PixInsight and Photoshop CS. North is up.