Helena Observatory,   North Alton, NS

NGC 869 and NGC 884, Perseus Double Cluster

21-Dec-2025 19:04 ADT 21-Dec-2025 22:04 UTC

NGC 869 and NGC 884, Perseus Double Cluster, 20-Sep-2019

Scope: Orion 200mm Astrograph, f/4
Mount: CEM60
Guiding: KWIQ/QHY5 / PHD2
Imaging Camera: Atik 383L+
Frames: 12 @ 300s L 1x1; 12 ea @ 120s R,G,B 2x2
Total Exposure: 132m
Processing: PixInsight
Distance: 7500 ly
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Copyright © 2019 by Kathleen Walker
Last modified: 02-Feb-2019