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David Callejas

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January 20, 2019

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Robert Pettengill
Austin, Texas, US

12/05/2023
05:00 am

Photographer's Website

Equipment Details:

WO RedCat 250/51mm, L-Ultimate dual NB filter, ASI533 MC camera, ASIAIR Plus controller, SW AZ-EQ5 mount

Post-processing Details:

Processed in PixInsight, drizzle stacked then SPCC, RC-Astro Noise/Blur/StarXTerminator plugins, GHS, Curves, and PS final exp and crop

Image Details:

The Christmas Tree Cluster and Cone Nebula is a treat in autumn and winter skies as we prepare for the new year. This two color Ha and O3 capture rendered in an HOO palate, captures the richness of the emission nebulosity in spite of bright Bortle 7 Austin city skies.

Posted

January 20, 2019

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David Callejas

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About the Author:

David Callejas, Marketing Director, helps bring EarthSky's content to the world via online ads and other products. He creates strategies that help people around the world find us and appreciate the work we do. He helps manage the EarthSky Store and bring to you the new products that you love. He's the chief liaison between EarthSky.org and the world of commerce. All that, plus he helps post content and populate our pages on Facebook, Google+ and Twitter. Go David!