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

C-9, the Cave Nebula, 26-Aug-2014

17-Dec-2018, 11:47 AST 17-Dec-2018, 15:47 UTC

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C-9, the Cave Nebula

Image Date: 26-Aug-2014
Scope: Orion 200mm Astrograph, f/4
Mount: HEQ5
Guiding: KWIQ/QHY5 / PHD
Imaging Camera: Atik 383L+
Frames: 6x 15m Ha; 6x 5m ea R,G,B; 3x 5m L
Total Exposure: 3h15m
Processing: PixInsight
Distance: 2400 ly
Astrobin link

The Cave Nebula is an emmission nebula also known as Sh2-155. At the bottom is reflection nebula vdB155.