Helena Observatory,   North Alton, NS

M-81 spiral galaxy

01-Mar-2024 13:41 AST 01-Mar-2024 17:41 UTC


M-81 spiral galaxy, 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