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Contains:  NGC 457, The star φCas
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NGC 457 - Owl cluster, 





    
        

            Gendra
NGC 457 - Owl cluster

NGC 457 - Owl cluster

Technical card

Resolution: 4466x2920

Dates:Nov. 16, 2018

Frames: 59x30" ISO400

Integration: 0.5 hours

Darks: ~25

Bias: ~50

Avg. Moon age: 8.18 days

Avg. Moon phase: 58.40%

Bortle Dark-Sky Scale: 6.00

Temperature: 5.00

Astrometry.net job: 2373303

RA center: 19.971 degrees

DEC center: 58.349 degrees

Pixel scale: 0.983 arcsec/pixel

Orientation: 263.173 degrees

Field radius: 0.729 degrees

Data source: Traveller

Description

NGC 457 - The owl cluster. One of my favourite star clusters.
What I especially like about this object are the two bright stars with the nice color contrast in the foreground (although they most likely don't belong to the open cluster).

Comments

Author

Gendra
Gendra
License: None (All rights reserved)
850
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Revisions

  • NGC 457 - Owl cluster, 





    
        

            Gendra
    Original
  • Final
    NGC 457 - Owl cluster, 





    
        

            Gendra
    B

B

Improved the star colors.

Sky plot

Sky plot

Histogram

NGC 457 - Owl cluster, 





    
        

            Gendra