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NGC 7023: The Iris Nebula (Version 3)

I thought I would post another revision of this image. My wife got me the Pixinsight video series by Warren Keller and Rogelio Andreo as an anniversary gift and I have learned quite a bit about how to better manage image data. I completely changed my workflow for this image, and also introduced the Exponential Transformation to bring out some of the darker cosmic dust a bit better. This is a very difficult image to process, as trying to dim the starfield and accentuate the cosmic dust tends to result in over-processed data. Hopefully I have finally found a good balance here, although I may still add additional data when the moon diameter decreases.

 

Details:

81 x 600s, ISO 800 (13.5 hours)

187 darks, 100 flats, 300 bias

 

Equipment: Explore Scientific 80mm APO @ 384mm f/4.9, Canon 450D, Televue 0.8x reducer/flattener, Orion Atlas EQ-G

 

Processed in Pixinsight

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Uploaded on October 25, 2015