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Taken on January 4, 2007 from my backyard in Castro Valley, California under near full-moon conditions
Stinger
450 Classical Cassegrain (18" f/12.6) 
Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.1
Finger Lakes IMG1024S Dream Machine imaging camera operated at -40C
Robofocus
Finger Lakes CFW1 Filter wheel
SBIG ST7E guide camera
Custom Scientific 3nm FWHM Ha filter (50mm diameter)
6 exposures of 30 minutes through Halpha filter
3 hours total exposure time