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Contains:  M 39, NGC 7092, NGC 7067
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Messier 39 (M39), 





    
        

            Björn Hoffmann
Messier 39 (M39)

Messier 39 (M39)

Technical card

Resolution: 3433x2145

Dates:Oct. 13, 2017

Frames: 168x30" ISO1600

Integration: 1.4 hours

Darks: ~30

Flats: ~30

Bias: ~30

Avg. Moon age: 23.17 days

Avg. Moon phase: 39.18%

Bortle Dark-Sky Scale: 4.00

Mean FWHM: 3.90

Temperature: 10.00

Astrometry.net job: 1767709

RA center: 322.780 degrees

DEC center: 48.396 degrees

Pixel scale: 3.109 arcsec/pixel

Orientation: 180.310 degrees

Field radius: 1.748 degrees

Description

Messier 39, an open star cluster, is located near the Cocoon Nebula. It was also part of my widefield image. For this zoomed image, I used 2x drizzle.

Comments

Author

BjoernH
Björn Hoffmann
License: Attribution-NonCommercial-NoDerivs Creative Commons
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Messier 39 (M39), 





    
        

            Björn Hoffmann