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C20 North American & Pelican


Caldwell 20, (NGC7000 / IC5070 / IC5067)North American Nebula & Pelican Nebula. 

 CCD Camera ST10xm
 Telescope 250mm F4.8 Newtonian Reflector with MPCC coma corrector
 Mount Astro-Physics AP1200 GTO

 Date 30th August 2010
 Exposure10 tiles, 8 frames of 6x600s, 2 frames of 3x600. (12nm Astronomik Ha filter)
 Software MaximDL, CCDStack, PixInsight