NGC 7293 Helix Nebula. Planetary Nebula, Aquarius |
Click image for 1500x1000 view |
ASA N16 f3.6 AP 3600GTO "El Capitan" SBIG STL-11000M SBIG STL-Internal |
November 2009. Cave Creek Canyon Observatory, Arizona Sky Village |
Equipment: Telescope: Mount: Camera: Guider: |
Filters: - Luminance (Astrodon) 35x5 mins = 175 mins - Red (Astrodon) 25x5 mins = 125 mins - Green (Astrodon) 11x5 mins = 55 mins - Blue (Astrodon) 12x5 mins = 60 mins Total Exposure Time = 6h 55m |
Details: Data Imaged remotely over 5 nights (Nov 9, 10, 14, 15, & 16, 2009). Very poor seeing conditions. |
© 2009, David A. Churchill |