Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)

Image of the day 02/25/2018

Getting plate-solving status, please wait...
    Supernova remnant CTB 1 in NB/RGB, 



    
        

            Rick Stevenson
    Supernova remnant CTB 1 in NB/RGB
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    Supernova remnant CTB 1 in NB/RGB

    Image of the day 02/25/2018

    Getting plate-solving status, please wait...
      Supernova remnant CTB 1 in NB/RGB, 



    
        

            Rick Stevenson
      Supernova remnant CTB 1 in NB/RGB
      Powered byPixInsight

      Supernova remnant CTB 1 in NB/RGB

      Acquisition details

      Frames:
      Astrodon 5nm Ha: 49×1800(24h 30′)
      Astrodon 5nm Oiii : 53×1800(26h 30′)
      Astrodon 5nm Sii: 55×1800(27h 30′)
      Astrodon B Gen.2 E-series: 11×300(55′)
      Astrodon G Gen.2 E-series: 11×300(55′)
      Astrodon R Gen.2 E-series: 11×300(55′)
      Integration:
      81h 15′

      Basic astrometry details

      Astrometry.net job: 1934740

      RA center: 23h58m07s.9

      DEC center: +62°2421

      Pixel scale: 1.456 arcsec/pixel

      Orientation: 2.013 degrees

      Field radius: 0.876 degrees

      Resolution: 3264x2844

      File size: 5.3 MB

      Description

      CTB 1 aka Abell 85 and LBN 576 is supernova remnant in Cassiopeia originally thought, incorrectly, to be a planetary nebula. It's quite dim. but much brighter than CTA 1!

      Captured at SRO, Aug-Nov, 2017

      Processing credit: Rick Stevenson

      Acquisition credit: Scott Johnson, Augusto Hernandez, John Kasianowicz, Daniele Malleo, Jose Mtanous and Rick Stevenson

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      Supernova remnant CTB 1 in NB/RGB, 



    
        

            Rick Stevenson