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Taken on March 15, 2007 from my backyard in Castro Valley California
Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.1
Finger Lakes CM10 MaxCam imaging camera operated at -25C
Robofocus
Finger Lakes CFW1 Filter wheel
SBIG ST7E guide camera
Four exposures of 30 minutes Baader 7nm Halpha filter (approx $325USD)
Two hours total exposure time