Caldwell 72, also known as NGC 55, is a galaxy of classification SBm in the constellation of Sculptor. It is a member of the "Sculptor Galaxy Group". It's has a diameter of ~55,600 light-years.This image comprises 10 x Luminance (90 seconds each) and 5 x Red, Green and Blue (90, 104 and 95 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 20 degrees on 30 September 2016.The field of view is 32’ x 21’.
Hills Observatory: 1 January 2013 to 28 December 2020