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NGC2237 - The Rosette Nebula (FSQ, RGB-SHO Image)
(Total exposure 24.3 hours; R 8x10 min 12x2 min, G 8x5 min 12x1 min, B 8x10 min 12x2 min; SII 3 nm 10x30 min, Ha 3 nm 16x30 min, OIII 3 nm 14x30 min, all binned 1x1; Hubble Palette with RGB Stars, Cropped; December 2013)