Spiral Galaxy NGC7184
11-Sep-2018
NGC 7184 is a barred spiral galaxy 114 million light years from Earth.
Numerous background galaxies are visible, and I am quite happy with their colour showing through.
Image:
- 39x 240s luminance
- 16x 120s red
- 20x 120s green
- 22x 120s blue
Total integration 8 hours 10 minutes.
Hardware:
- 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
Location:
- Orange zone in Brisbane, Australia. (Bortle 7)
- Imaged over 2 nights. New Moon.
Software:
- 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, HDR multiscale transform, curves.