Click image to enlarge, click here for highest resolution
[SII] = Red, Halpha = Green, [OIII] = Blue
Taken on July 3, 2005 from my backyard in Castro Valley, Ca.
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
Custom Scientific AR-Coated 50mm Halpha (3nm FWHM) filter
Custom Scientific AR-Coated 50mm [SII] (3nm FWHM) filter
Custom Scientific AR-Coated 50mm [OIII] (3nm FWHM) filter
3 exposures of 20 minutes through Halpha Filter
6 exposures of 20 minutes through [SII], [OIII] Filters
5 hours total exposure time