Messier 97 (North Up, East Left)
Messier 97, also known as the “Owl Nebula” and NGC 3587, is a planetary nebula in the constellation of Ursa Major with a central star of magnitude 16.  It at a distance of ~1,300 light years. This first and second images comprise 10 x Luminance (120 seconds each) and 5 x Red, Green and Blue (120, 120 and 96 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 60 degrees on 2 February 2017.  The fields of view are 34’ x 23’ and 18’ x 12’ respectively. The third and fourth images comprise 6 x Luminance (300 seconds each), 0.101m f/5.4 Tele Vue refractor with FLI ML16200 camera at an altitude of 60 degrees on 27 February 2017.  The fields of view are 132’ x 132’ (2.2 degrees square) and 42’ x 42’, respectively. In the third image, galaxy Messier 108 is visible to the north-northwest of Messier 97.
Hills Observatory: 1 January 2013 to 6 May 2018
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