Click image to enlarge, click here for highest resolution
"Synthetic RGB":
Red = [SII] + Halpha
Green = [OIII]
Blue = [OIII] + 30% Halpha (to simulate the Hbeta emission)
Uncropped view, click to enlarge
Taken on September 21, 2006 from my backyard in Castro Valley, California
Takahashi Epsilon 180ED imaging scope (f/2.8, F=500mm)
Finger Lakes IMG6303E imaging camera operated at -26C
Finger Lakes CFW7 Filter wheel
Finger Lakes PDF Focuser with custom made adaptors
Takahashi FCT76 guide scope
SBIG ST7ME guide camera operated at -10C
5 exposures of 10 minutes through [SII] filter
8 exposures of 10 minutes through Halpha filter
5 exposures of 10 minutes through [OIII] filter
Three hours total exposure time