• NGC 2359 in Canis Major, Thor's Helmet
    • NGC2359 Thor's Helmet
    Annotated image
  • NGC 2359 or Thor's Helmet is an emission nebula in Canis Major.
  • Hover over the image for an annotated view.
  • Date:  4 March 2022
  • FOV:  approximately 68' × 45'
  • Telescope:  Stellarvue SVX102T + SFFX-1 flattener (714mm, f/7)
  • Guiding:  ZWO ASI120MM mini mono guide camera,
  • Stellarvue F050G 50mm guide scope
  • Computer:  ASIair pro Raspberry Pi
  • Mount:  iOptron CEM40
  • Camera:  ZWO ASI071MC Pro Cooled (-10°C) Color CMOS with gain 240
  • Filters:  Baader Light Pollution Moonglow filter with IR cut (15 frames) and
  • Optolong L-eNhance dual narrowband (25 frames)
  • Stacking:  Forty 240 second frames using Deep Sky Stacker
  • Total Time:  2 hours 40 minutes
  • Processing:  Pixinsight – SPPC, DBE, SPCC, BlurXT, NoiseXT, DynCrop,
  • MStr, GHS, HST, PMath MStr + GHS + HST, HDR4, Sat,
  • Scale, StarXT → Starless, Bill Blanshan star reduction
  • Location:  Darling Hill Observatory near Vesper, NY