Planetary Nebula IC5148 - Adam Lundie - Eatons Hill Observatory

Planetary Nebula IC5148

Planetary Nebula IC5148 thumbnail
Planetary Nebula IC5148
A glowing shell of ionized gas ejected from a dying star, IC5148 is at the end of its life, shedding its outer layers and contracting from a red giant to a white dwarf.


  • 39x 600s luminance
  • 16x 300s red
  • 22x 300s green
  • 18x 300s blue

Total integration 11 hours 10 minutes.


  • 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


  • Imaged over 2 nights, orange zone in Brisbane, Australia. (Bortle 7)


  • Planning & camera alignment with Aladin 10
  • Captured with TheSkyX Professional
  • Guiding with PHD2
  • FocusLock live focusing
  • PixInsight: Calibrate, align, stack, crop, dynamic background extraction, color calibration, light deconvolution, reduce noise, LRGB combination, background neutralization, SCNR green, histogram stretch, curves.