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© 2004 - 2012 Astrodude
Helix Nebula (NGC7293)
CFHT Palette (Canadian French Hawaiian Telescope)
Helix Nebula (NGC7293)
CLICK THE IMAGE FOR LARGER IMAGE
Date: August 2012
CLICK HERE FOR FULL RESOLUTION
Apogee U8300
Astrodon Narrowband Filters
Takahashi FSQ-106n
Astro-Physics AP900GTO cp2 mount

Filter Data:
Red (Ha) = 120 minutes
Green (OIII) = 120 minutes
Blue (SII) = 120 minutes
1200 second sub-exposures autoguided by ST-402 with Astrodon MonsterMOAG

Total exposure time 6 hours

Processing: Maxim DL and Photoshop CS5.