Messier 2 (North Up, East Left)
Messier 2, also known as NGC 7089, is a globular cluster in the constellation of Aquarius. It lies at a distance of ~55,000 light-years and has a diameter of ~240 light-years. The first and second images comprise 12 x Luminance (45 seconds each) and 8 x Red, Green and Blue (45, 45 and 36 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 60 degrees on 20 July 2017.  The fields of view are 34’ x 23’ and 18’ x 12’ respectively. The third and fourth images comprises 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 18 September 2017. The fields of view of the images are 132’ x 132’ (2.2 degrees square) and 42' x 42', respectively.
Hills Observatory: 1 January 2013 to 14 August 2018
COMETS COMETS
DEEP SKY DEEP SKY