Helena Observatory,   Tupperville, NS

NGC 869 and NGC 884, Perseus Double Cluster

25-Jul-2026 23:03 ADT 26-Jul-2026 02:03 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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