Messier 22 Globular Cluster
10-Sep-2019
10600 light years away, Messier 22 is one of the closest and brightest globular clusters visible from Earth.
Image:
- 56x 220s Red
- 58x 220s Green
- 53x 220s Blue
Total integration 10 hours, 12 minutes.
Hardware:
- 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
Location:
- Imaged on 21st July and 23rd July 2019.
- Orange zone in Brisbane, Australia. (Bortle 7)
Software:
- 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.