click image to enlarge, click here for highest resolution
Taken on July 30, 2005 from the Collins residence near Truckee, California (~6700ft el)
AP180EDT f/9 imaging scope used at f/6.75
AP 0.75x Telecompressor
FLI IMG6303E imaging camera @ -35C
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 [SII] 50mm AR-Coated filter
3nm FWHM Custom Scientific [OIII] 50mm AR-Coated filter
3 exposures of 20 minutes through Ha filter
4 exposures of 20 minutes through [SII] filter
4 exposures of 20 minutes through [OIII] filter
3 hours 40 minutes total exposure time