click image to enlarge, click here for higher resolution
Taken on June 8 - 10, 2010 from my ranch in the California Gold Country
Stinger 450 Classical Cassegrain (18" f/12.6)
Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.4
Finger Lakes Microline ML4022 imaging camera operated at -25C
Robofocus
Finger Lakes CFW7 Filter wheel
SBIG ST7E guide camera
26 exposures of 5 minutes Blue
24 exposures of 5 minutes Red
14 exposures of 1 minutes Green (too windy to take longer exposures or more exposures)
4 hours 24 minutes total exposure time