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      Sfondi in evidenza
      Autore dello sfondo:
      Mark Johnston

      12 Nov 2025

      AR4274 sunspot region Nov 11 2025

      November 11 2025 AR4274 spit out X and M class flares and caused unprecedented aurora visible as far south as southern Europe and the southern US. This is a high resolution view of that active region taken that day. The dataset includes the original SER capture video, a stacked TIF and a final processed JPG. Seeing 4/5.

      Autore del dataset
      Mark Johnston
      T-22

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      • Tipo di obiettivo
        ............................................................................................................................
        Sun
      • Fotocamera
        ............................................................................................................................
        Player One Apollo-M IMX174M with cooler
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 00 00 00.0 Dec 00 00 00
      • Emisfero
        ............................................................................................................................
        Northern
      • Posizione del telescopio
        ............................................................................................................................
        United States of America
      • Evento transitorio
        ............................................................................................................................
        Yes
      • Osservato il
        ............................................................................................................................
        11 Nov 2025 - 11 Nov 2025
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Halpha-8m2000

      AR4274 sunspot region Nov 11 2025