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Contains:  M 4, NGC 6121, The star Al Niyat (σSco)

Image of the day 09/10/2018

Getting plate-solving status, please wait...
    Sh2-9 and Globular Cluster M4, 


            Alberto Pisabarro
    Sh2-9 and Globular Cluster M4

    Sh2-9 and Globular Cluster M4

    Technical card

    Resolution: 3288x2356

    Dates:Aug. 28, 2018

    AstroDon 5nm H-Alpha filter: 9x1800" -20C bin 1x1
    Astrodon Blue Tru-Balance E-Series Gen 2: 15x600" -20C bin 1x1
    Astrodon Green Tru-Balance E-Series Generation 2: 15x600" -20C bin 1x1
    Astrodon Luminance Tru-Balance E-Series Gen 2: 18x600" -20C bin 1x1
    Astrodon Red Tru-Balance E-Series Generation 2: 12x600" -20C bin 1x1

    Integration: 14.5 hours

    Avg. Moon age: 16.62 days

    Avg. Moon phase: 96.16%

    Bortle Dark-Sky Scale: 2.00 job: 2229968

    RA center: 245.504 degrees

    DEC center: -25.984 degrees

    Pixel scale: 2.094 arcsec/pixel

    Orientation: 89.927 degrees

    Field radius: 1.176 degrees

    Data source: Amateur hosting facility

    Remote source: DeepSkyWest



    Alberto Pisabarro

    Sky plot

    Sky plot


    Sh2-9 and Globular Cluster M4, 


            Alberto Pisabarro

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    Members of Deep Sky West