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
    Powered byPixInsight

    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

      Equipment

      Imaging Telescopes Or Lenses
      Ceravolo 300 Astrograph (f/4.9)
      Imaging Cameras
      FLI PL-16803
      Filters
      Astrodon E-series 2 LRGB · Astrodon 5nm Ha · Astrodon 5nm Sii · Astrodon G Gen.2 E-series · Astrodon R Gen.2 E-series · Astrodon B Gen.2 E-series · Astrodon 5nm Oiii
      Software
      PixInsight 1.8 · Maxim DL

      Acquisition details

      Frames:
      Astrodon 5nm Ha: 49x1800" (24h 30')
      Astrodon 5nm Oiii : 53x1800" (26h 30')
      Astrodon 5nm Sii: 55x1800" (27h 30')
      Astrodon B Gen.2 E-series: 11x300" (55')
      Astrodon G Gen.2 E-series: 11x300" (55')
      Astrodon R Gen.2 E-series: 11x300" (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

      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

      Comments

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      Supernova remnant CTB 1 in NB/RGB, 



    
        

            Rick Stevenson