Herschel 231 (North Up, East Left)
Herschel 231, also known as NGC 3166, is a galaxy of classification SBm in the constellation of Sextans. It has a diameter of ~75,000 light-years. The galaxy to the east-northeast of Herschel 231 is NGC 3169. The fainter galaxy to the southwest is NGC 3156. This image comprises 10 x Luminance (60 seconds each) and 5 x Red, Green and Blue (60, 60 and 48 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 60 degrees over two nights, 13 and 16 March 2018. The fields of view are 34’ x 23’ and 18' x 12', respectively.
Hills Observatory: 1 January 2013 to 26 May 2020
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