Contains: NGC 884, Double cluster, NGC 869, The star 9Per, The star 7Per, The star 8Per
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NGC869 - NGC884 - Double Cluster

Technical card

Resolution: 3727x2362

Dates: Dec. 16, 2017

Frames: 19x600" -15C bin 1x1

Integration: 3.2 hours

Avg. Moon age: 27.94 days

Avg. Moon phase: 2.85%

Mean SQM: 20.73

Mean FWHM: 4.71

Temperature: -1.81

Astrometry.net job: 1890856

RA center: 34.926 degrees

DEC center: 57.189 degrees

Pixel scale: 2.969 arcsec/pixel

Orientation: 90.321 degrees

Field radius: 1.819 degrees

Locations: Ghezz Observatory, Leontica, Switzerland

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Author

Ivaldo Cervini
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NGC869 - NGC884 - Double Cluster, 




    

        Ivaldo Cervini

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Ghezz Observatory