Open Cluster and Nebula in the constellation Auriga

Photographer
Steve Pastor
Email
astro3d@pvtnetworks.net
Location of photo
Mayhill, NM
Date/Time of photo
nights of 13, 14 Oct 2016; 16 Nov 2017; 13, 15 Dec 2017, and 13, 19 Jan 2018
Equipment
Takahashi CCA250 f/5 astrograph with a QSI683wsg camera @ -20 degrees C. (Astrodon Gen 2 filters) on a Paramount ME
Description
NGC 1931 is a relatively young open cluster surrounded by emission and reflection nebulosity (Sharpless 2-237) in the constellation Auriga. Faint red hydrogen emission can be see in the region surrounding the compact cluster/nebulosity. Sharpless 2-237 shows both red hydrogen emission and blue reflection nebulosity. Image was a total of 15 hours of exposure.
Website
http://astronomersgroup.org/gallery/displayimage.php?pid=429&fullsize=1
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