Spiral Galaxies NGC6935 and NGC6937 - Adam Lundie - Eatons Hill Observatory

Spiral Galaxies NGC6935 and NGC6937

Spiral Galaxies NGC6935 and NGC6937 thumbnail
Spiral Galaxies NGC6935 and NGC6937
NGC6935 and NGC6937 are two differing spiral galaxies that appear close to each other, though they are not gravitationally bound

A number of distant galaxies are seen in the background, including those annotated below:



  • 49x 600s luminance
  • 30x 600s red
  • 23x 600s green
  • 12x 600s blue

Total integration 19 hours.


  • Celestron 11" EdgeHD
  • Skywatcher EQ8 Pro mount
  • QSI 683-ws8 Camera @ -15°C
  • Astronomik luminance, deep sky RGB filters
  • Starlight Xpress Lodestar X2 Autoguider
  • Starlight Xpress Active Optics
  • Innovations Foresight On Axis Guider
  • Starlight Instruments Focus Boss II


  • Orange zone in Brisbane, Australia. (Bortle 7)
  • Imaged over 3 nights. New Moon.


  • Planning & camera alignment with Aladin 10
  • Captured with TheSkyX Professional
  • Guiding with PHD2
  • FocusLock live focusing
  • PixInsight: calibrate, align, stack, crop, dynamic background extraction, light deconvolution, noise reduction, stretch, curves.