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David Callejas

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January 20, 2019

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Ron Haggett
Yuma, AZ

12/23/2022
09:15 pm

Equipment Details:

William Optics Z61, f/5.9 telescope
ZWO AIS 183C Pro camera cooled to -10ºC
ZWO dual-band filter
N.I.N.A. for image acquisition

Post-processing Details:

20 - 120 second subs
Calibration frames
Affinity Photo 2 for stacking and post-processing

Image Details:

NGC 281, also known as the Pac-Man cluster because of its similarity to the video game character, lies about 9500 light-years away in the constellation Cassiopeia. Also associated with open cluster IC 1590 (center), several Bok globules, and the multiple star, B 1, it collectively forms Sh2-184, spanning an area of about 40 arcminutes.

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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!