Messier 66, Arp 16 and Arp 317  (North Up, East Left)
Messier 66, also known as NGC 3627 and Arp 16, is a galaxy with classification SAB(s)b in the constellation of Leo.  It has a diameter of ~70,000 light-years.  It forms one of the “Leo triplet”, also known as Arp 317, the other two members being Messier 65 (NGC 3623) to the west- northwest and NGC 3628 (Herschel 207) to the north. The images comprise 6 x Luminance (300 seconds each), 0.101m f/5.4 Tele Vue refractor with FLI ML16200 camera at an altitude of 70 degrees on 28 March 2017.  The fields of view of the top and bottom images are 132’ x 132’ (2.2 degrees square) and 42’ x 42’, respectively.
Hills Observatory: 1 January 2013 to 6 May 2018