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David Callejas

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January 20, 2019

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David Hoskin
Halifax, Nova Scotia, Canada

09/14/2021
11:00 pm

Equipment Details:

ASI533MC Pro camera; Celestron 150mm f/5 reflector with Baader coma corrector; SkyWatcher EQ6R mount

Post-processing Details:

28 3-minute subs plus calibration frames stacked with DeepSkyStacker; post-processing using Photoshop plus Astronomy Tools Plug-in and Microsoft Photo.

Image Details:

Messier 81, also known as Bode's Galaxy, is a grand spiral galaxy with a supermassive black hole at its centre. Bode's Galaxy is located in Ursa Major and is about 12 million light years from Earth. Imaged from Halifax on 14 September; total integration time of 84 minutes.

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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!