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      Deneb
      Wallpaper author:
      Sean Davis

      28 Sept 2021

      Deneb

      Deneb (Alpha Cygni)

      The Blue Supergiant Star Deneb is part of the famous "summer triangle" found in the constellation Cygnus, the swan. This prominent asterism consists of Altair, Deneb and Vega and can be found high in the east in the northern hemisphere during the months of July and August. Many prominent objects reside here like NGC7000 - North America Nebula or the Sadr region and its companion the Crescent Nebula, making it a popular location to image amongst amateur astrophotographers.

      Here I have combined both LRGB and Ha data together from telescope.live to form this HaRGB image. This allows me to bring the Pelican nebula (seen in the lower right corner) forward whilst still retaining the gorgeous blue light from Deneb as well as natural color stars in the background.

      Dataset from which the image was processed

      NGC 6888

      4 credit

      Open
      Telescope Live
      SPA-1-CCD
      • Type of target
        ............................................................................................................................
        Emission Nebula
      • Camera
        ............................................................................................................................
        FLI PL16083
      • Target coordinates
        ............................................................................................................................
        RA 303.0292 Dec 38.35
      • Hemisphere
        ............................................................................................................................
        Northern
      • Telescope location
        ............................................................................................................................
        Spain
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        09 Oct 2019 - 22 Oct 2022
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Luminance15025m10
      Red15025m10
      Green15025m10
      Blue15025m10
      Halpha18005h10

      Deneb