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      Messier 83, the Southern Pinwheel Galaxy
      Autore dello sfondo:
      Andrew Macica

      09 Feb 2026

      Messier 83, the Southern Pinwheel Galaxy

      Messier 83 or M83, also known as the Southern Pinwheel Galaxy and NGC 5236, is a barred spiral galaxy approximately 15 million light-years away. It is one of the closest and brightest barred spiral galaxies in the sky. (NASA Science)


      Image processed by Andrew Macica, original data from Telescope Live. Instruction on PixInsight from Adam Block Studios.


      Imaging Details:


      Observatory: Rio Hurtado Valley, Chile

      Telescope: Planewave CDK24

      Aperture: 610 mm (24 inches), f/6.5

      Focal Length: 3962 mm

      Camera: QHY 600M Pro CMOS

      Filters: LRGB

      Total Exposure: 10 hours 20 min.


      Image Processing: PixInsight 1.8.9-3 Ripley (x64);

      BlurXTerminator, NoiseXTerminator (RC Astro);

      Adobe Photoshop 12.5.1;

      Adobe Lightroom Classic 14.1.1


      Instruction on PixInsight from Adam Block Studios.

      Dataset da cui è stata elaborata l'immagine

      M83

      7 credit

      Apri
      Telescope Live
      CHI-1-CMOS
      • Tipo di obiettivo
        ............................................................................................................................
        Galaxy
      • Fotocamera
        ............................................................................................................................
        QHY 600M
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 204.25378 Dec -29.8658
      • Emisfero
        ............................................................................................................................
        Southern
      • Posizione del telescopio
        ............................................................................................................................
        Chile
      • Evento transitorio
        ............................................................................................................................
        No
      • Osservato il
        ............................................................................................................................
        13 Apr 2023 - 03 Apr 2024
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Blue3102h40m31
      Luminance3002h35m31
      Red2712h20m31
      Green3192h45m31

      Messier 83, the Southern Pinwheel Galaxy