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Taken on October 6, 2005 from my backyard in Castro Valley, California
AP180EDT f/9 imaging scope used at f/6.75
AP 0.75x Telecompressor
FLI CM10XME imaging camera @ -26C
AP80/900mm guidescope
SBIG ST7E guide camera
FLI CFW7 color filter wheel
3nm FWHM Custom Scientific Ha 50mm AR-Coated filter
3nm FWHM Custom Scientific [OIII] 50mm AR-Coated filter
6 exposures of 20 minutes through Ha and [OIII] filters
four hours total exposure time