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Contains:  NGC 770, NGC 772

Image of the day 10/20/2015

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    NGC 772 (Arp 78), 



    
        

            DetlefHartmann
    NGC 772 (Arp 78)
    Powered byPixInsight

    NGC 772 (Arp 78)

    Technical card

    Imaging telescope or lens:Selfmade 443/2048 Newtonian f4.6

    Imaging camera:SBIG ST-10 XME

    Mount:Sideres85

    Software:PixInsight

    Filter:SBIG CFW-9

    Accessories:SBIG AO-8Baader RCC-1 Coma Corrector


    Dates:Sept. 27, 2014

    Frames: 71x300" -25C

    Integration: 5.9 hours

    Avg. Moon age: 3.05 days

    Avg. Moon phase: 10.13%

    Bortle Dark-Sky Scale: 2.00

    Mean SQM: 21.50

    Mean FWHM: 2.20


    Basic astrometry details

    Astrometry.net job: 3249473

    RA center: 1h 59' 18"

    DEC center: +19° 0' 39"

    Pixel scale: 0.342 arcsec/pixel

    Orientation: 0.199 degrees

    Field radius: 0.242 degrees


    Resolution: 4224x2846

    Data source: Own remote observatory

    Description

    NGC 772 technical data / Telescope: Newtonian (d=443mm, f=2048mm) / Location: Emberger Alm, Kaernten, Austria / Camera: SBIG ST-10XME with AO-8 and CFW-9 / Exposure: 5.92 hours (luminance 36x5 min. bin 1x1, red 9x5 min. bin 2x2, green 9x5 min. bin 2x2, blue 17x5 min. bin 2x2)

    Comments

    Author

    DetlefHartmann
    DetlefHartmann
    License: None (All rights reserved)
    148829
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    NGC 772 (Arp 78), 



    
        

            DetlefHartmann