Helena Observatory,   North Alton, NS

Sh2-155, Cave Nebula

26-Nov-2024 01:50 AST 26-Nov-2024 05:50 UTC


Sh2-155, Cave Nebula, 31-Aug-2020

Scope: Orion 200mm Astrograph, f/4
Mount: CEM60
Guiding: KWIQ/QHY5 / PHD2
Imaging Camera: Atik 383L+
Frames: 18 @ 600s Ha, 1x1;10 @ 300s L, 1x1; 10 each 120s RGB, 2x2
Total Exposure: 4.8h
Processing: PixInsight
Distance: 2.4 kly
Astrobin link