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David Callejas

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January 20, 2019

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Mohamed Alaa
Iraq, wasit governorate

09/03/2022
08:00 pm

Photographer's Website

Equipment Details:

nexstar6se (f10)1500mm
celestron.reducer f/6.3 1050mm
guide: svbony60mm
mount: eq6
camer main: ZWO asi294mc
camer guide : zwo asi120mc
filter : L-Enhance 2"
ASIAIR

Post-processing Details:

Flat,dark,baies
60~180s
3~300s
coold camera : -0
gain: 120
totle : 3 hr 15 min

Image Details:

The Crescent Nebula (also known as NGC 6888, Caldwell 27, Sharpless 105) is an emission nebula in the constellation Cygnus, about 5000 light-years away from Earth. It was discovered by William Herschel in 1792

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!