NGC 253 is at the center of the Sculptor Group, which is one of the closest groups to our own local group. At an estimated distance of approx. 11 million light years NGC 253 is also the closest starburst galaxy and can therefore be studied in detail.
This LRGB image is composed of RGB 6x1200s each and L 13x1200s, seeing 0.6 - 1.1 arcsec, 80cm f/7 Astrooptik Keller Hypergraph, FLI Proline 16803, Baader Filters, Prompt 7 CTIO Chile, north is to the left. Acquisition: Philipp Keller, Johannes Schedler, Volker Wendel and Konstantin Buchhold, Processing: Konstantin Buchhold.