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FROM THE OBSERVATORY · 12-Jun-2021

Spiral Galaxy NGC 5084

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Spiral Galaxy NGC 5084
Categorised as a supermassive disk galaxy, at a distance of 80 million light years and 200,000 light years across, NGC 5084 is one of the largest galaxies in the Virgo Supercluster. Seen edge on, the warped disk is a result of stealing material from nearby satellite galaxies.
BEHIND THE IMAGE

Notes from the session

Image:
103x 300s Luminance
45x 300s Red
43x 300s Green
47x 300s Blue


Total integration 19 hours, 50 minutes. Focal length: 2800mm

Hardware:
Celestron 11" EdgeHD
Skywatcher EQ8-Rh Pro mount
QSI 683-ws8 Camera @ -15°C
Astrodon LRGB Gen2 E-Series Tru-Balance filters
Starlight Xpress Lodestar X2 Autoguider
Innovations Foresight ONAG
Starlight Instruments Feather Touch Focuser



Location:
Exposed over 6 nights between 19th April to 11th May 2021
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, HDR multiscale transform, LRGB combination, noise reduction, photometric color calibration, histogram, curves, crop.