Hall's Harbour Observatory,   Hall's Harbour, NS

M-81 spiral galaxy, 23-Jun-2017

21-Jul-2018, 18:25 ADT 21-Jul-2018, 21:25 UTC

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M-81 spiral galaxy

Image Date: 23-Jun-2017
Scope: Orion 200mm Astrograph, f/4
Mount: CEM60
Guiding: KWIQ/QHY5 / PHD2
Imaging Camera: Atik 383L+
Filters: Astrodon LRGB
Frames: 8 @ 5m0s L 1x1, 8 each @ 2m0s R,G,B 2x2
Total Exposure: 1h28m
Processing: PixInsight
Distance: 12 Mly
Astrobin link