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David Callejas

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January 20, 2019

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Michael Terhune
Lunenburg MA, USA

07/23/2021
11:30 pm

Equipment Details:

Celestron Edge HD 8'' telescope with the Orion Atlas II mount, using my Canon DSLR Camera with a T adapter. Dew Shield on Scope to protect from dew.

Post-processing Details:

Stacked 99, 1 min subs, along with 10 darks, and 10 bias frames in deep Sky Stacker, and Curves adjustments using Photoshop.

Image Details:

The Dumbbell Nebula or the Apple Core Nebula (M27) is an amazing planetary nebula located about 1360 light-years from home. It has a magnitude of about 7 and is a bright nebula when viewed through most telescopes. I love all the colors in this nebula!

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!