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NGC 663
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NGC 663 NGC 654 NGC 659 IC 166 Berk 6

 

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NGC 663, 654, 659,  IC 166, and Berk 6 Open Clusters in Cassiopeia
Date September 13-17, 2009
Exposure LRGB 20:50:50:50 (unbinned)
Camera STL11000M with Astronomik filters
Telescope ASA 10N f/3.7 on Losmandy G11 with Gemini
Guiding External guide with mini Borg 50
Processing MaximDL, PhotoshopCS3, FITS Liberator, GradientXterminator, AstroActions
Comments Clear but with nasty light pollution to the north

                                    All text and images © Gregg L. Ruppel 1998-2009.