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Taken on January 31, 2005 from my backyard in Castro Valley, Ca.
AP180EDT f/9 imaging scope used at f/6.75
AP 0.75x Telecompressor
FLI IMG6303E imaging camera @ -40C
AP80/900mm guidescope
SBIG ST7E guide camera
FLI CFW1 color filter wheel
AstroDon 6nm FWHM Halpha filter
3 exposures of 1800 sec through Astrodon Halpha filter
90 minutes total exposure time