Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble nebula  ·  IC 1470  ·  M 52  ·  NGC 7538  ·  NGC 7635  ·  NGC 7654  ·  The star 1Cas  ·  The star 2Cas  ·  The star 4Cas

Image of the day 07/17/2018

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    The Bubble Nebula Region (Ha, SII, OIII), 


            Bogdan Jarzyna
    The Bubble Nebula Region (Ha, SII, OIII)
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    Technical card

    Imaging telescopes or lenses: Takahashi FSQ 106 EDX III

    Imaging cameras: FLI PL16803

    Mounts: Astro-Physics AP MACH1 GTO

    Guiding telescopes or lenses: Takahashi FS 60C

    Guiding cameras: Atik 16IC

    Filters: Baader Planetarium LRGB 36 mm, Ha (7 nm), OIII (8,5 nm), SII (8 nm)

    Basic astrometry details

    Astrometry.net job: 2134640

    RA center: 23h 16' 55"

    DEC center: +60° 44' 9"

    Pixel scale: 4.779 arcsec/pixel

    Orientation: 171.580 degrees

    Field radius: 2.779 degrees

    Resolution: 1824x1836

    Data source: Own remote observatory


    Exposure: (Ha, SII, OIII) 6,5h (sub-frame Ha 1800s / SII, OIII 1200s) (binx2)
    Date and place: 11.2011 Tincana, Italy


    Sky plot

    Sky plot


    The Bubble Nebula Region (Ha, SII, OIII), 


            Bogdan Jarzyna