NGC 281 | Stephen D Pastor

Stephen D Pastor
Location of photo
Mayhill, New Mexico
Date/Time of photo
5 Sept 2013
TeleVue 140 f/5 refractor and SBIG ST2000xcm camera @ -15 degrees C on an Astro-Physics 1200 mount.
NGC 281 is an emission nebula (H II region) in the constellation Cassiopeia. The nebula also contains the open cluster IC 1590, whose OB stars ionize the hydrogen, as well as several dark Bok globules. Image was a total of 3 hours 40 minutes integration time (22 x 10 min guided lights; 15 darks, 64 flats, 64 bias). Individual lights graded in Images Plus 5.0; Calibrated, registered, integrated, and processed in PixInsight 1.8, with final levels adjustment in Adobe Photoshop CC.
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