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Caldwell 63 (NGC 7293) Helix planetary nebula. Also known as 'The eye of God'
CCD Camera
Telescope
Mount
ST10xm
250mm F4.8 Newtonian Reflector with MPCC coma corrector
Astro-Physics AP1200 GTO
Date
Exposure
Software
12th September 2009
3x600s, 8x300s (70 minutes) Ha 12nm Astronomik filter
MaximDL, CCDStack, PixInsight
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