Celestial hemisphere:  Northern  ·  Constellation: Perseus (Per)  ·  Contains:  7 Per)  ·  NGC 869  ·  NGC 884  ·  The star Misam al Thurayya I (χ Per  ·  chi Persei Cluster  ·  h Persei Cluster

Image of the day 10/16/2022

Getting plate-solving status, please wait...
    Double Cluster in Perseus, NGC 869 and NGC 884, 



    
        

            Phil Brewer
    Double Cluster in Perseus, NGC 869 and NGC 884
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    Double Cluster in Perseus, NGC 869 and NGC 884

    Image of the day 10/16/2022

    Getting plate-solving status, please wait...
      Double Cluster in Perseus, NGC 869 and NGC 884, 



    
        

            Phil Brewer
      Double Cluster in Perseus, NGC 869 and NGC 884
      Powered byPixInsight

      Double Cluster in Perseus, NGC 869 and NGC 884

      Acquisition details

      Dates:
      Oct. 1, 2022 ·  Oct. 2, 2022 ·  Oct. 3, 2022 ·  Oct. 4, 2022
      Frames:
      Chroma Blue 36 mm: 51×180(2h 33′) bin 1×1
      Chroma Green 36 mm: 51×180(2h 33′) bin 1×1
      Chroma H-alpha 3nm Bandpass 36 mm: 101×600(16h 50′) bin 1×1
      Chroma Lum 36 mm: 158×180(7h 54′) bin 1×1
      Chroma Red 36 mm: 52×180(2h 36′) bin 1×1
      Integration:
      32h 26′
      Avg. Moon age:
      7.39 days
      Avg. Moon phase:
      50.03%

      Basic astrometry details

      Astrometry.net job: 6391553

      RA center: 02h20m40s.1

      DEC center: +57°0802

      Pixel scale: 1.684 arcsec/pixel

      Orientation: 156.602 degrees

      Field radius: 0.849 degrees

      Resolution: 3040x1986

      File size: 10.7 MB

      Locations: Home Backyard, Ida, Michigan, United States

      Data source: Backyard

      Description

      LRGB over Ha background. I think the Ha adds a lot to this image, though it is very dim and took a lot of dedicated integration to bring out.

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      Double Cluster in Perseus, NGC 869 and NGC 884, 



    
        

            Phil Brewer

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