Messier 91 (North Up, East Left)
Messier 91, also known as NGC 4548, is a galaxy of classification SBb in the constellation of Coma Berenices. It has a diameter of ~50,000 light-years and is a member of the Virgo Galaxy Cluster, several other members of which can be seen on these images. 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 19 January 2018. The fields of view of the first and third images are 132’ x 132’ (2.2 degrees square), while the second image has a field of view of 42' x 42'.
Hills Observatory: 1 January 2013 to 26 May 2020