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      Sfondi in evidenza
      Autore dello sfondo:
      Mark Johnston

      26 Nov 2025

      Large prominence with spicules Nov 25 2025

      Large prominence with spicules on the limb of the Sun. Used my solar spectrum 0.3A single stack etalon to freeze the seeing with faster exposures (3 mSec). Seeing 4/5

      Autore del dataset
      Mark Johnston
      T-22

      Altri sfondi

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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
        ............................................................................................................................
        25 Nov 2025 - 25 Nov 2025
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      Halpha1803m1

      Large prominence with spicules Nov 25 2025