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David Callejas

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January 20, 2019

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Catherine Hyde
Cambria, CA USA

10/10/2023
08:05 pm

Photographer's Website

Equipment Details:

Stellarvue 152mm refractor, Nikon D810A DSLR camera, Astro-Physics Mach2 GTO tracking mount

Post-processing Details:

I processed the stars and the faint nebulosity separately in both PixInsight and Photoshop, mostly just stretching the nebulosity and reducing background noise.

Image Details:

This is 68 300-second images of NGC 7293, the Helix Nebula, stacked together, for a total of more than 5 1/2 hours of integration time.

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!