Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent Nebula  ·  NGC 6888
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NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1, 



    
        

            Martin Junius
NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1
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NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1

Getting plate-solving status, please wait...
NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1, 



    
        

            Martin Junius
NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1
Powered byPixInsight

NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1

Acquisition details

Dates:
July 17, 2021 ·  July 18, 2021 ·  Aug. 13, 2021
Frames:
Optolong H-Alpha 36mm 7nm: 19×600(3h 10′) (gain: 56.00) -5°C bin 1×1
Optolong OIII 36mm 6.5nm: 22×600(3h 40′) (gain: 56.00) -5°C bin 1×1
Integration:
6h 50′
Darks:
20
Flats:
20
Bias:
50
Avg. Moon age:
7.03 days
Avg. Moon phase:
46.50%
Bortle Dark-Sky Scale:
5.00
Mean SQM:
19.87
Temperature:
16.33

Basic astrometry details

Astrometry.net job: 5432588

RA center: 20h11m04s.8

DEC center: +39°0032

Pixel scale: 1.401 arcsec/pixel

Orientation: 90.581 degrees

Field radius: 1.404 degrees

Resolution: 6077x3896

File size: 28.5 MB

Locations: Dellbrück, Köln, NW, Germany

Data source: Backyard

Description

Bicolor processing of NGC 6888 data, follow-up to the previous H-alpha only image.

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NGC 6888 - Crescent Nebula - Jul/Aug 2021 - Bicolor v1, 



    
        

            Martin Junius

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