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Taken on September 22, 2006 from my backyard in Castro Valley, California
Stinger
450 Classical Cassegrain (18" f/12.6) 
Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.1
Finger Lakes CM10 MaxCam imaging camera operated at -20C
Robofocus
Finger Lakes CFW1 Filter wheel
SBIG ST7E guide camera
Eight exposures of 20 minutes: no filter used
Two hours 40 minutes total exposure time