Messier 22 Globular Cluster - Adam Lundie - Eatons Hill Observatory

Messier 22 Globular Cluster

Messier 22 Globular Cluster thumbnail
Messier 22 Globular Cluster
10600 light years away, Messier 22 is one of the closest and brightest globular clusters visible from Earth.


  • 56x 220s Red
  • 58x 220s Green
  • 53x 220s Blue

Total integration 10 hours, 12 minutes.


  • Skywatcher Black Diamond 80ED
  • Skywatcher EQ8 Pro mount
  • QSI 683-ws8 Camera @ -15°C
  • Astronomik deep sky RGB filters
  • Starlight Xpress Lodestar X2 Autoguider
  • Innovations Foresight ONAG
  • Starlight Instruments Feather Touch Focuser + Posi Drive Motor


  • Imaged on 21st July and 23rd July 2019.
  • Orange zone in Brisbane, Australia. (Bortle 7)


  • Planning & camera alignment with Aladin 10
  • Captured with TheSkyX Professional
  • Guiding with PHD2
  • PixInsight: Calibrate, align, integrate, dynamic background extraction, RGB combination, noise reduction, photometric color calibration, histogram, curves, crop.