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      Arp 319 - Stephan's Quintet in Pegasus
      Wallpaper author:
      Michal Wierzbinski

      02 Oct 2025

      Arp 319 - Stephan's Quintet in Pegasus

      Stephan’s Quintet, also cataloged as Arp 319, is a famed compact galaxy group in Pegasus containing five apparent members—though only four are true physical companions; the fifth, NGC 7320, is a foreground galaxy about 40 million light-years away, while the main quartet lies ~210–340 million light-years distant.

      Dataset from which the image was processed

      NGC 7319

      2 credit

      Open
      Telescope Live
      SPA-2-CCD
      • Type of target
        ............................................................................................................................
        Group of Galaxies
      • Camera
        ............................................................................................................................
        FLI PL16803
      • Target coordinates
        ............................................................................................................................
        RA 339.015 Dec 33.97588
      • Hemisphere
        ............................................................................................................................
        Northern
      • Telescope location
        ............................................................................................................................
        Spain
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        26 Oct 2021 - 08 Nov 2021
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Blue6001h6
      Red6001h6
      Green6001h6

      Arp 319 - Stephan's Quintet in Pegasus