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David Callejas

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January 20, 2019

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Jeffrey Horne
Nashville, TN, USA

08/11/2021
01:00 am

Photographer's Website

Equipment Details:

Imaging lens: Canon 50mm USM 1.4 @f/4
Imaging camera: ZWO ASI2600MC Pro
Mount: Sky-Watcher EQ6R-PRO
Guiding telescope: ZWO Mini Guide Scope
Guiding camera: ZWO ASI290MM Mini

Software: Aries Productions Astro Pixel Precessor, Pleiades Astrophoto PixInisight, ZWO ASIAir Pro, Photoshop CC

Filters: Optolong L-eXtreme 2", Optolong L-Pro 2'', Optolong L-eNhance 2"
Accessory: ZWO ASIAir Pro

Dates: June 20, 2020, June 21, 2020, Aug. 2, 2021, Aug. 3, 2021, Aug. 4, 2021, Aug. 5, 2021, Aug. 8, 2021, Aug. 10, 2021, Aug. 11, 2021

Frames:
Optolong L-Pro 2'': 80x90" (2h) (gain: 100.00) -5C bin 1x1
Optolong L-eNhance 2": 17x1200" (5h 40') (gain: 100.00) -5C bin 1x1
Optolong L-eNhance 2": 36x600" (6h) (gain: 100.00) -5C bin 1x1
Optolong L-eXtreme 2": 80x1200" (26h 40') (gain: 100.00) -5C bin 1x1

Integration: 40h 20'
Darks: ~40
Flats: ~40
Flat darks: ~40

Bortle Dark-Sky Scale: 8.00

Locations: Backyard, Nashville, TN, United States

Post-processing Details:

Stacked in AstroPixel Processor, processed in Pixinsight and Photoshop.

Image Details:

My first mosaic image. "Flames of Cygnus" was taken from my backyard, 3.5 miles from downtown Nashville, TN.

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!