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FROM THE OBSERVATORY · 16-Feb-2018

Spiral Galaxy NGC2835

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Spiral Galaxy NGC2835
NGC2835 is a small, faint spiral galaxy in the Hydra constellation. This is a test shot through a newly acquired GSO RC8 carbon fibre astrograph.
BEHIND THE IMAGE

Notes from the session

Image Integration:
31x 360s Light Pollution
13x 360s Red
11x 360s Green
9x 360s Blue



Total exposure 6 hours 24 minutes.

Hardware:

GSO RC8 carbon fibre astrograph
SkyWatcher EQ8 Pro Mount
QSI 683-ws8 Camera @ -15°C
Astronomik CLS-CCD & Deep Sky RGB filters
Starlight Xpress Lodestar X2 Autoguider
Starlight Xpress Active Optics
Innovations Foresight On Axis Guider



Location:
Imaged over two nights, new moon, 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: Dynamic background extraction, linear fit, deconvolution, denoise, shrink stars, combine LRGB, color calibration, stretch, curves, saturation.