NGC 7023 from BMV Observatories
NGC 7023 is also known as the Iris Nebula, Caldwell 4, or LBN 487, and is a cluster/reflection nebula in Cepheus. It has an apparent size of 18 arc minutes and is located at a distance of about 1,300 light years.

Date: Sep 15,20,24 Oct 2,7,8,10,12 2010
Location: Blue Mountain Vista Observatory, New Ringgold PA
Optics: Starizona Hyperion astrograph, 12.5 inch/2529 mm focal length
Mount: Paramount ME
Camera: STL 11000
Guiding: self guided
Exposure: L 58x5min, R 42x5 min, G 36x5 min, B 33x5 - L unbinned, Color Bin2
Total exposure of 14 hrs
Processing: Image acquisition using CCD Autopilot. Initial processing was done using Maxim DL with subsequent processing with Photoshop.

Blue Mountain Vista Observatory New RInggold PA
NGC 7023 The Iris Nebula
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