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David Callejas

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January 20, 2019

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Randall Kayfes
Tucson, Arizona, USA

02/16/2023
01:36 pm

Photographer's Website

Equipment Details:

Meade 2008 SCT OTA Meade FR/Flattener F/6.3 ZWO ASI533 MC Pro cooled to 0°C White Light Filtered
Coronado 40mm Hydrogen-Alpha Single Pass filtered, ZWO ASI 290 MM Mini

Post-processing Details:

SharpCap Pro, Autostakkert evaluative stacking performed, Registax sharpening, DarkTable for contrast and color refinement.

Image Details:

Sun spotty again and skies and calendar clear - Hydrogen-Alph on left and White light filter on the right.

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!