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Contains:  M 39, NGC 7092
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The Open Cluster M39 and Friends, 





    
        

            Gabe Shaughnessy
The Open Cluster M39 and Friends

The Open Cluster M39 and Friends

Technical card

Resolution: 3163x2530

Dates:July 7, 2019

Frames:Chroma LRGB: 15x180" bin 1x1

Integration: 0.8 hours

Avg. Moon age: 5.28 days

Avg. Moon phase: 28.32%

Astrometry.net job: 2786082

RA center: 322.946 degrees

DEC center: 48.430 degrees

Pixel scale: 2.624 arcsec/pixel

Orientation: 3.245 degrees

Field radius: 1.476 degrees

Data source: Backyard

Description

Messier 39 is an open cluster in the constellation Cygnus and lies some 1000 light years away. It has a total brightness of around magnitude 5.5 and it's angular size is about as large as the full moon. Also visible in this image and highlighted in the annotated version are the surrounding dark nebulae and a small planetary nebula to the upper left - Miknowski 1-79, which is 30 arcseconds across and 8650 light years away.

Comments

Author

AstroGabe
Gabe Shaughnessy
License: Attribution-NonCommercial Creative Commons
610
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Revisions

  • Final
    The Open Cluster M39 and Friends, 





    
        

            Gabe Shaughnessy
    Original
  • The Open Cluster M39 and Friends, 





    
        

            Gabe Shaughnessy
    B

B

Annotated

Sky plot

Sky plot

Histogram

The Open Cluster M39 and Friends, 





    
        

            Gabe Shaughnessy