Shapley 1 Planetary Nebula
04-Jun-2018
Shapley 1 is a planetary nebula in the southern sky with a magnitude 14 white dwarf at it's center. It is approximately 4900 light years away, and one third of a light year across.
Image Integration:
- 73x 300s Luminance
- 20x 300s Red
- 30x 300s Green
- 27x 300s Blue
Total exposure 12 hours 30 minutes.
Hardware:
- Celestron C11 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
Location:
- Imaged over two nights, high humidity. Orange zone in Brisbane, Australia. (Bortle 7)
Software:
- Planning & camera alignment with The SkyX Pro
- Captured with AstroArt 6
- Guiding with PHD2 + PHD_Dither
- CCDInspector: Image analysis & rejection
- CCDStack 2+: Calibrate, align, stack.
- PixInsight: Crop, deconvolution, dynamic backgroup extraction, noise reduction, star size reduction, LRGB combination, background neutralization, color calibration, curves, histogram.