ASTRO IMAGES By Doug Wheeland


  NGC 6939 - Star Cluster in Cefheus

NGC 6939                     EQUIPMENT
Telescope ----  12.5" RCOS RC at 114" FL
Mount --------  Astro-Physics AP1200
Camera -------  SBIG ST8E/CFW8
Guided -------  SBIG AO7

13 Jul. 2006
50 min. Total
5  min. Sub-Exposures
Acquired Using MaxIm CCD

Data Reduction Using MaxIm DL
Finished Using Adobe Photo Shop

Star Ranch Road Observatory
South Western Colorado Springs
Elevation 6500 Feet


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This open cluster was imaged when smoke was thick in the air.  Stability was good but the stars show a faint halo.

All Images Copyright Douglas R. Wheeland (c)2006

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