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      M 41
      Autore dello sfondo:
      Thomas Peter

      23 Jan 2026

      M 41

      A broad open cluster in Canis Major, lying southward of the brilliant star Sirius. M41 covers an area of the sky slightly greater than that of the Moon's disc, though it is marginally too faint to be visible without telescopic aid.


      The cluster contains about a hundred stars of different shades of oranges and blues, scattered through an area some twenty-five light years in diameter. To an observer on Earth, the brightest star in the cluster is the orange giant HD 49091, which appears to lie near the cluster's centre (though in fact it lies on edge of the cluster nearest to the Solar System). M 41 lies at a distance of 2360 light-years from Earth and is estimated at 200 million years old.

      Hope ya like it!

      Tom

      Dataset da cui è stata elaborata l'immagine

      M41

      5 credit

      Apri
      Telescope Live
      CHI-1-CCD
      • Tipo di obiettivo
        ............................................................................................................................
        Open Cluster
      • Fotocamera
        ............................................................................................................................
        FLI ProLine PL9000
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 101.5 Dec -20.71667
      • Emisfero
        ............................................................................................................................
        Southern
      • Posizione del telescopio
        ............................................................................................................................
        Chile
      • Evento transitorio
        ............................................................................................................................
        No
      • Osservato il
        ............................................................................................................................
        27 Jan 2022 - 29 Nov 2022
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Luminance6552h11
      Red6001h50m11
      Green5451h40m11
      Blue6001h50m11

      M 41