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David Callejas

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January 20, 2019

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Paolo Bardelli
Campo dei Fiori (Varese), Italy

04/02/2024
09:00 pm

Equipment Details:

Canon 60Da + 200 mm. lens, star tracker Skywatcher Star Adventurer.

Post-processing Details:

Sequator, Startrails, PS CC (contrast).

Image Details:

A sequence of 67 images of comet 12P Pons-Brooks, for a total exposure time of just over half an hour, placed in register, inverted and added. You can see 2 traces of the passage of airliners and a network of stripes due to the passage of artificial satellites. Unsettling.

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!