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David Callejas

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January 20, 2019

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Soumyadeep Mukherjee
Kolkata, West Bengal, India

12/31/2021
10:00 am

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Image Details:

A project that started with tracking a single sunspot for 7 days continued for an year and this image is the final result of an year-long project. I took an image of the sun for 365 days in a row (from 25th December 2020 to 31st Decmeber 2021, except for 6 days due to complete cloud cover). This image is a blend of all the 365 images showing all the sunspots (AR12794-AR12821) that appeared on the earth-facing solar disk.

Exif: f/6.3, ISO 100, Varied shutter speed (1/60s-1/500s)
Processing: PIPP, Adobe Camera Raw, Photoshop
Equipment: Nikon D5600, Sigma 150-600c Lens, Thousand Oaks White-light solar filter, Benro rhino series tripod
Date: 25th December 2020 to 31st December 2021
Location: Kolkata, India

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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!