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Contains:  Helix nebula, NGC 7293

Image of the day 12/21/2013

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    Helix Nebula - Narrowband bi-colour + RGB stars, 





    
        

            Rick Stevenson
    Helix Nebula - Narrowband bi-colour + RGB stars

    Helix Nebula - Narrowband bi-colour + RGB stars

    Technical card

    Imaging telescope or lens:Ceravolo 300 Astrograph (f/9)

    Imaging camera:Alta U16M

    Mount:Astro-Physics AP900

    Guiding telescope or lens:Ceravolo 300 Astrograph (f/9)

    Guiding camera:Lodestar

    Software:Maxim DLPixInsight 1.8

    Filters:Astrodon 3nm OIIIAstrodon 3nm HaAstrodon E-series 2 LRGB

    Accessory:FLI Atlas focuser

    Resolution: 3764x3156

    Dates:Sept. 7, 2013

    Frames: 96x1800"

    Integration: 48.0 hours

    Avg. Moon age: 1.97 days

    Avg. Moon phase: 4.33%

    Astrometry.net job: 141672

    RA center: 22h 29' 42"

    DEC center: -20° 48' 0"

    Pixel scale: 0.671 arcsec/pixel

    Orientation: 179.609 degrees

    Field radius: 0.458

    Description

    The Helix Nebula in glorious narrowband false colour (Ha/OIII) sprinkled with RGB stars.

    Comments

    Author

    RickS
    Rick Stevenson
    License: None (All rights reserved)
    489635
    Like

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    Helix Nebula - Narrowband bi-colour + RGB stars, 





    
        

            Rick Stevenson