The Swan Nebula
Photographed by Scott Davis on June 8, 2013
From Courtright Reservoir, CA
The Swan Nebula, catalogued as M17 and NGC6618, is a hydrogen emission nebula located in the constellation Sagittarius. It lies approximately 5,500 light years from Earth.
Canon EOS 60D
Orion Astrograph 8" f/3.9 Newtonian
Celestron CGEM (Hypertuned)
Orion Shorttube 80mm w/ Starshoot Autoguider
Camera settings were ISO 1600 with 150-second exposures. A total of 26 lights, 10 darks, and 50 each of flats, dark flats, and bias frames were stacked to create this final image. Processed in Photoshop CS6 using Scott Rosen's DSLR LLRGB processing method.
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