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Contains:  NGC 884, Double cluster, NGC 869, The star 7Per, The star 8Per
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The Double Cluster, 





    
        

            Bob J
The Double Cluster

The Double Cluster

Technical card

Resolution: 4176x3162

Dates:Sept. 21, 2017

Frames:
B: 45x60" (gain: 139.00) -20C bin 1x1
G: 45x60" (gain: 139.00) -20C bin 1x1
Astrodon R: 45x60" (gain: 139.00) -20C bin 1x1

Integration: 2.2 hours

Darks: ~45

Bias: ~50

Avg. Moon age: 1.29 days

Avg. Moon phase: 1.86%

Temperature: 18.00

Astrometry.net job: 1798360

RA center: 35.157 degrees

DEC center: 57.306 degrees

Pixel scale: 2.325 arcsec/pixel

Orientation: 269.848 degrees

Field radius: 1.691 degrees

Comments

Author

Space_Oddity
Bob J
License: Attribution-NonCommercial-ShareAlike Creative Commons
1302
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Revisions

  • The Double Cluster, 





    
        

            Bob J
    Original
  • Final
    The Double Cluster, 





    
        

            Bob J
    B

B

Version B-slightly cropped

Sky plot

Sky plot

Histogram

The Double Cluster, 





    
        

            Bob J