NGC 2175 | Stephen D Pastor

Photographer
Stephen D Pastor
Email
astro3d@pvtnetworks.net
Location of photo
United States
Date/Time of photo
Dec 26, 27, 30 2013 and Jan 1, 2 2014
Equipment
Image was taken with a Takahashi Epsilon 180 f/2.8 astrograph and a SBIG STF8300c camera on a Paramount. The exposure was a total of 14 hours 30 min exposure taken on 12/26, 12/27, 12/30 2012 and 1/1, 1/2 2013 (87 x 10 min lights, guided; 20 darks; 64 bias; 61 flats; all at -20 degress C). Images were graded in Images Plus 5.0 and calibrated, registered, integrated, and processed in PixInsight 1.8.1 Ripley.
Description
NGC 2175, aka the Monkey Head Nebula, is found in the constellation Orion. NGC 2175 is part of Sharpless 2-252, which is an extended H-II region that is approximately 7200 light years away. Please note that there is some discrepancy in the literature as to the designation as NGC 2175 or NGC 2174...for a discussion see S. J. O'Meara in Deep-Sky Companions: Hidden Treasures: Cambridge 2007.
Website
http://astronomersgroup.org/gallery/displayimage.php?album=lastup&cat=0&pos=0