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Contains:  Helix galaxy, NGC 2685

Image of the day 01/03/2014

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    NGC 2685 (Helix galaxy), 





    
        

            DetlefHartmann
    NGC 2685 (Helix galaxy)

    NGC 2685 (Helix galaxy)

    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:Baader RCC-1 Coma CorrectorSBIG AO-8

    Resolution: 4278x2860

    Dates:March 3, 2013

    Frames: 75x300" -30C

    Integration: 6.2 hours

    Avg. Moon age: 20.64 days

    Avg. Moon phase: 65.79%

    Bortle Dark-Sky Scale: 2.00

    Mean SQM: 21.60

    Mean FWHM: 2.30

    Astrometry.net job: 149793

    RA center: 133.810 degrees

    DEC center: 58.710 degrees

    Pixel scale: 0.342 arcsec/pixel

    Orientation: -179.922 degrees

    Field radius: 0.245 degrees

    Description

    NGC 2685 technical data / Telescope: Newtonian (d=443mm, f=2048mm) / Location: Emberger Alm, Kaernten, Austria / Camera: SBIG ST-10XME with AO-8 and CFW-9 / Exposure: 6.25 hours (luminance 39x5 min. bin 1x1, red 9x5 min. bin 2x2, green 9x5 min. bin 2x2, blue 18x5 min. bin 2x2)

    Comments

    Author

    DetlefHartmann
    DetlefHartmann
    License: None (All rights reserved)
    8338
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    NGC 2685 (Helix galaxy), 





    
        

            DetlefHartmann