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      Dual prominences August 3 2025
      Autore dello sfondo:
      Mark Johnston

      21 Aug 2025

      Dual prominences August 3 2025

      Dataset consists of two photos of the same region of the Sun's limb. There were two nice prominences which changed slightly between the two images taken about 30 minutes apart. Dataset includes 2 TIFFs and 2 JPGs. Seeing 4/5. Location: Edmonton Alberta Canada

      Dataset da cui è stata elaborata l'immagine

      Dual prominences August 3 2025

      6 credit

      Apri
      Mark Johnston
      T-18
      • Tipo di obiettivo
        ............................................................................................................................
        Sun
      • Fotocamera
        ............................................................................................................................
        Player One Apollo-M IMX174M with cooler
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 0 Dec 0
      • Emisfero
        ............................................................................................................................
        Northern
      • Posizione del telescopio
        ............................................................................................................................
        United States of America
      • Evento transitorio
        ............................................................................................................................
        Yes
      • Osservato il
        ............................................................................................................................
        02 Aug 2025 - 03 Aug 2025
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Halpha90030m2

      Dual prominences August 3 2025