Vibrant Colors in Scorpius
Photographed by Scott Davis on July 6, 2013
From Golden State Star Party
 
Description:
While many areas of Scorpius are worth looking at using a telescope, nothing brings out the colors like a photograph. This photograph shows the Antares nebula (bright yellow), the Rho Ophiuchi Nebula (blue), the Blue Horsehead Nebula, and many dark lanes of dust, known as the Rivers to Antares.
 
Imaging Camera:
Canon EOS 60D
 
Imaging Scope/Lens:
Canon EF-S 60mm f/2.8 Macro USM
 
Mount/Tripod:
Celestron CGEM (Hypertuned)
 
Guide Scope/Camera:
Orion Astrograph 8" f/3.9 Newtonian
 
Exposure Details:
Camera settings were ISO 1600, f/4.5, 170-second exposure time. A total of 37 light frames, 10 dark frames, and 50 each of flat, dark flat, and bias frames were stacked to create this final composite image.

 
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