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FROM THE OBSERVATORY · 27-May-2019

Galactic Trio Arp 286

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Galactic Trio Arp 286
A trio of interacting galaxies. NGC 5560, which is stretched out from interacting with the large galaxy NGC 5566 (yellow). NGC 5569 is the small, blue galaxy below NGC 5566.
BEHIND THE IMAGE

Notes from the session

Image:
58x 240s Luminance
17x 240s Red
16x 240s Green
16x 240s Blue


Total integration 8 hours 56 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:
Exposed during 5 nights between 28th April and 21st May 2019.
Orange zone in Brisbane, Australia. (Bortle 7)



Software:
Planning & camera alignment with Aladin 10
Captured with TheSkyX Professional
Guiding with PHD2
FocusLock live focusing
PixInsight: Calibrate, align, stack, noise reduction, LRGB combination, histogram stretch, HDR multiscale transform, curves.
Photoshop CC: Saturation, high pass filter.