Caldwell 31 (North Up, East Left)
Caldwell 31, also known as IC 405 and the “Flaming Star Nebula”, is an emission nebula in the constellation of Auriga.  The nebula is illuminated by the variable and double star AE Auriga (magnitude 5.78 - 6.08) on its southwestern edge.  Its diameter is ~5 light-years and it lies at a distance of ~1,500 light-years. This image comprises 35 x Luminance (12 seconds each) and 15 x Red, Green and Blue (15, 15 and 12 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 80 degrees on 26 January 2017.  The field of view is 32’ x 21’.
Hills Observatory: 1 January 2013 to 6 May 2018
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