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Contains:  IC 4996, Crescent nebula, NGC 6888
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Crescent Nebula (NGC-6888) @ DSW, 





    
        

            Miles Zhou
Crescent Nebula (NGC-6888) @ DSW

Crescent Nebula (NGC-6888) @ DSW

Technical card

Resolution: 3720x3756

Dates:June 16, 2017June 23, 2017July 4, 2017

Frames:
Astrodon 5nm Halpha: 35x1200" -25C bin 1x1
Astrodon LRGB Gen2 E-Series Tru-Balance Filters: 28x600" -25C bin 1x1
Astrodon O-iii: 18x1200" -25C bin 1x1

Integration: 22.3 hours

Avg. Moon age: 20.18 days

Avg. Moon phase: 47.37%

Astrometry.net job: 1860613

RA center: 303.052 degrees

DEC center: 38.375 degrees

Pixel scale: 1.660 arcsec/pixel

Orientation: 356.017 degrees

Field radius: 1.219 degrees

Locations: Deep Sky West, Rowe, New Mexico, United States

Description

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.

This is an HRGBO Composition where, Oiii is mainly mixed with B to reveal the oxygen smoke (dust?) around the nebula.

Comments

Author

mileszhou
Miles Zhou
License: None (All rights reserved)
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Crescent Nebula (NGC-6888) @ DSW, 





    
        

            Miles Zhou

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