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David Callejas

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January 20, 2019

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David Hoskin
Halifax, Nova Scotia, Canada

01/04/2022
11:30 pm

Equipment Details:

Orion f/6 80mm ED80T-CF telescope with OVL field flattener, ZWO ASI533MC Pro camera with UV/IR cut filter, SkyWatcher EQ6R Pro mount

Post-processing Details:

38 4-minute lights plus calibration frames were stacked using ImagesPlus; other post-processing with SiriL, Photoshop CS2 plus Astronomy Tools plugin, ImagesPlus and PhotoScape X

Image Details:

The Owl Nebula (Messier 97) and the Surfboard Galaxy (Messier 108), imaged on 4 January 2022. Messier 97 is a planetary nebula about 2,030 light years from Earth. Messier 108 is a barred spiral galaxy approximately 46 million light years from Earth. Both of these Messier objects are located in Ursa Major.

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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!