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David Callejas

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January 20, 2019

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Steven Bellavia
Southold, NY

04/24/2022
08:55 pm

Photographer's Website

Equipment Details:

Borg 90FL, Edmund 589nm (sodium) narrowband (10 nm) filter, ZWO ASI 294MM Pro

Post-processing Details:

20 x 60 seconds, aligned and stacked

Image Details:

A 24 million km long plume of gas is ejected from Mercury's thin atmosphere due to the sun, very much like a comet.
This is only visible using a narrowband filter that captures the bright yellow sodium light at 589nm.

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!