Open Cluster M47
Photographed by Scott Davis on February 10, 2013
From Ahwahnee Hills Observatory
Description:
Messier 47, also known as NGC2422, is a large, irregularly-shaped open cluster in the constellation Puppis. The cluster contains approximately 50 stars and lies at a distance of about 1,600 light years from Earth.
Imaging Camera:
Canon EOS 60D
Imaging Scope/Lens:
Orion Astrograph 8" f/3.9 Newtonian
Mount/Tripod:
Celestron CGEM
Guide Scope/Camera:
Orion Shorttube 80mm w/ Starshoot Autoguider
Exposure Details:
Camera settings were ISO 1600 with 50-second exposures. This image is a composite of 40 light frames and 15 dark frames.
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