Cederblad 214 Close Up

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Scope: Megrez 80 mm at f/6.9,  Location: Laguna Mountains, CA  4 September,  2010,   Camera: Artemis285

Exposure: 13 x 8 minutes H-Alpha (1x1), 8 x 3 minute RGB Exposures (2x2). 

Processing: Images were captured  with Artemis Capture (as FITs).  Aligned/stacked and dark subtracted in Astroart with Sigma Combine.   H-Alpha  and Color channels were scaled and  color balanced in Astroart.   Channels were co-registered in Astroart.   Luminance construction consisted of the H-Alpha exposure.  Curves and Levels applied in Photoshop to the Luminance construction to optimize object features.  A light background noise reduction was applied to the Luminance construction .  H-Alpha was blended with the red channel 80/20. Final LRGB combine was done in Photoshop  using Luminance Layering.  Color balance  was applied to Red mid range values.  A light sharpening  was applied to the final image.   Final Image size is approximately 1400x1166.

 North is up in this image. This is a hydrogen emission complex more commonly known as Cederblad 214 but it is also catalogued by Sharpless in his catalog as Sh2-171.  This field  is a close up of the central region showing "pillars" structure.  A wider field of this object can be seen in the  here .   The Vertical FOV is 48'.

Image center is located approximately - Equatorial 2000: RA: 00h 03m 12s Dec: +67°14'17"

All images and content remain the property of Jim Thommes - copyright 2003 - 2012

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