NGC 7139 (Cep)

Technical data:    16"f/8-Hypergraph at f/12 for Luminance and a 15"f/5 Newtonian for color channels

                           SBIG STL6303 with AOL for Luminance, ST10XME, CFW8 for color channels

                           LRGB (L=10x600s; R=5x300s; G=5x300s; B=4x300s; RGB bin2, AstroDon filters were used)

                          Authors: Bernd Flach-Wilken & Volker Wendel

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