Contains:  Crescent nebula, NGC 6888
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NGC6888 Crescent, 




    

        Joostie
NGC6888 Crescent

NGC6888 Crescent

Link to TIFF/FITS: http://www.drogenberg.be

Technical card

Resolution: 5253x3428

Dates: July 12, 2018July 13, 2018

Frames: Optolong L-Pro 2" Nikon T-Ring: 46x300" ISO800 bin 1x1

Integration: 3.8 hours

Darks: ~40

Bias: ~100

Avg. Moon age: 14.62 days

Avg. Moon phase: 0.41%

Bortle Dark-Sky Scale: 3.50

Mean SQM: 20.42

Mean FWHM: 17.85

Temperature: 18.00

Astrometry.net job: 2147126

RA center: 302.994 degrees

DEC center: 38.475 degrees

Pixel scale: 1.432 arcsec/pixel

Orientation: 3.363 degrees

Field radius: 1.247 degrees

Locations: Meldert @Home, Hoegaarden, Vlaams Brabant, Belgium

Data source: Backyard

Description

The majestic Crescent nebula in Cygnus, imaged on two nights. The second night had some high-altitude cirrus clouds in the sky. Unfortunately no Bubble! I did not look for it during processing, as I wasd not aware it should be in the frame.

Comments

Author

Joostie
Joostie
License: Attribution-NonCommercial-NoDerivs Creative Commons
1220
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Revisions

  • NGC6888 Crescent, 




    

        Joostie
    Original
  • Final
    NGC6888 Crescent, 




    

        Joostie
    B

B

New processing w/ less sharpening

Sky plot

Sky plot

Histogram

NGC6888 Crescent, 




    

        Joostie