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      RCW 104 Narrowband  HOO
      Wallpaper author:
      Dave Larkin

      24 Feb 2026

      RCW 104 Narrowband HOO

      Here is a shot of RCW104 a ring shaped Emission Nebula in the Constellation Norma approx 4,000 lyrs away.Processed with Astro Pix Processor using the Combine RGB tool from created masters to blend into a HOO narrowband image.

      The workflow continued in Pixinsight with Star,Blur and Noise XTerminator suite then the script Stars Back following up with Statisticial Stretch brightness and contrast.

      Dataset from which the image was processed

      RCW 104

      4 credit

      Open
      Telescope Live
      CHI-1-CMOS
      • Type of target
        ............................................................................................................................
        Emission Nebula
      • Camera
        ............................................................................................................................
        QHY 600M
      • Target coordinates
        ............................................................................................................................
        RA 246.2167 Dec -51.5439
      • Hemisphere
        ............................................................................................................................
        Southern
      • Telescope location
        ............................................................................................................................
        Chile
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        12 Mar 2025 - 15 Mar 2025
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Halpha3002h24
      OIII3652h20m23
      SII2351h30m23

      RCW 104 Narrowband HOO