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Ha = Red, [SII] = Green, Blue = Blue
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Halpha only
Taken on March 9, 10, 11, and 13, 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 30 minutes through Astrodon Halpha filter
5 exposures of 30 minutes through Astrodon [SII] filter
11 exposures of 5 minutes through FLI Blue filter
four hours fifty five minutes total exposure time