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Contains:  M 7, NGC 6475
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M7  Ptolemy Cluster, 





    
        

            Thomas Westphal
M7  Ptolemy Cluster

M7 Ptolemy Cluster

Technical card

Imaging telescope or lens:Planewave Instruments 17" CDK

Resolution: 2928x2915

Dates:Oct. 12, 2014

Frames: 24x120"

Integration: 0.8 hours

Avg. Moon age: 19.04 days

Avg. Moon phase: 80.67%

Astrometry.net job: 388042

RA center: 268.419 degrees

DEC center: -34.807 degrees

Pixel scale: 1.094 arcsec/pixel

Orientation: 178.666 degrees

Field radius: 0.628 degrees

Locations: Siding Spring Observatory (SSO), Coonabarabran, Australia

Comments

Author

Meridian
Thomas Westphal
License: Attribution-NoDerivs Creative Commons
4274
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Revisions

  • M7  Ptolemy Cluster, 





    
        

            Thomas Westphal
    Original
  • M7  Ptolemy Cluster, 





    
        

            Thomas Westphal
    B
  • Final
    M7  Ptolemy Cluster, 





    
        

            Thomas Westphal
    C

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Histogram

M7  Ptolemy Cluster, 





    
        

            Thomas Westphal