M47 & M46

M46 crop    NGC 2438 crop    M47 crop

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M46 and M47 Open Clusters in Puppis
Date February 9, 2011
Exposure LRGB 30:30:30:50  (unbinned;  luminance synthesized from R+G+B)
Camera STL11000M with Astronomik filters
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding Remote guide head with miniBorg 50mm
Processing MaximDL, PhotoshopCS4, GradientXterminator, AstroActions
Comments Cold  16� F; 1st quarter moon in the West


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M46 and M47 Open Clusters in Puppis
Date January 19, 2008
Exposure RRGB 30:30:30:30 (unbinned and cropped; R used for luminance)
Camera STL11000M with Astronomik filters
Telescope Takahashi Sky90 f/4.2 on Losmandy G11 w/Gemini
Guiding Remote guide head on E-finder
Processing MaximDL, PhotoshopCS2, GradientXterminator, FITS Liberator
Comments Cold 9� F; nearly full moon high in the sky. 

                                    All text and images � Gregg L. Ruppel 1998-2007.