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      NGC 2835
      Wallpaper author:
      Rune Matthijssens

      09 Apr 2021

      NGC 2835

      NGC 2835 is an intermediate spiral galaxy located in Hydra located circa 35 million ly away from Earth.

      NGC 2835 is seen nearly face-on. The galaxy features four or five spiral arms, visible in near infrared due to their population II stars. The spiral arms have also numerous HII regions and stellar associations, the larger of which are 5 arcseconds across. Although the galaxy is quite symmetric, the northern arms have HII regions that appear brighter than the southern ones. Also the southern arms appear less developed in their outer parts than the north ones. The star formation rate in NGC 2835 is 0.4 M☉ per year and the total stellar mass of the galaxy is low, at 7.9x109 M☉. In the centre of NGC 2835 lies a supermassive black hole whose mass is estimated to be 3-10 million (106.72±0.3) M☉, based on the spiral arm pitch angle.

      #ProDatasetContestMay21

      Dataset from which the image was processed

      NGC 2835

      10 credit

      Open
      Telescope Live
      CHI-1-CCD
      • Type of target
        ............................................................................................................................
        Galaxy
      • Camera
        ............................................................................................................................
        FLI ProLine PL9000
      • Target coordinates
        ............................................................................................................................
        RA 139.47021 Dec -22.35469
      • Hemisphere
        ............................................................................................................................
        Southern
      • Telescope location
        ............................................................................................................................
        Chile
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        28 Jan 2020 - 28 Feb 2020
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Luminance7835h23
      Red5223h20m23
      Blue5453h20m22
      Green5453h20m22

      NGC 2835