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      Featured wallpaper
      Wallpaper author:
      John Buonomo

      03 Aug 2025

      M33

      This is a dataset of M33, also known as the Triangulum Galaxy. It contains over 30 hours of exposure time in LRGB and Ha. It is a spiral galaxy about 2.7 million light years away in the constellation Triangulum. It is the third largest galaxy in the local group behind the Andromeda and Milky Way galaxies. This dataset was used to produce the APOD on November 12, 2021.

      Dataset author
      Bernard Miller
      T-17

      Other wallpapers

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      • Type of target
        ............................................................................................................................
        Galaxy
      • Camera
        ............................................................................................................................
        FLI Proline PL16803
      • Target coordinates
        ............................................................................................................................
        RA 01 33 50.9 Dec 30 39 37
      • Hemisphere
        ............................................................................................................................
        Northern
      • Telescope location
        ............................................................................................................................
        United States of America
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        15 Oct 2021 - 05 Nov 2021
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Luminance18329h40m19
      Red7584h19
      Green7584h19
      Blue7584h19
      Halpha17008h30m18

      M33