Helena Observatory,   North Alton, NS

Sh2-155, Cave Nebula

31-Oct-2025 20:41 ADT 31-Oct-2025 23:41 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

 

Copyright © 2019 by Kathleen Walker
Last modified: 02-Feb-2019