Helena Observatory,   North Alton, NS

Sh2-157, Lobster Claw Nebula

19-Oct-2025 22:51 ADT 20-Oct-2025 01:51 UTC

Sh2-157, Lobster Claw Nebula, 27-Aug-2019

Scope: Orion 200mm Astrograph, f/4
Mount: CEM60
Guiding: KWIQ/QHY5 / PHD2
Imaging Camera: Atik 383L+
Frames: 10 @ 600s Ha, 1x1; 10 ea @ 120s R,G,B 2x2
Total Exposure: 160m
Processing: PixInsight
Distance: 11000 ly
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Copyright © 2019 by Kathleen Walker
Last modified: 02-Feb-2019