Helena Observatory,   North Alton, NS

NGC 4559 (Caldwell 36)

03-Nov-2025 03:20 ADT 03-Nov-2025 06:20 UTC

NGC 4559 (Caldwell 36), 16-May-2020

Scope: Orion 200mm Astrograph, f/4
Mount: CEM60
Guiding: KWIQ/QHY5 / PHD2
Imaging Camera: Atik 383L+
Frames: 20 @ 300s L, 1x1; 12 each 120s RGB, 2x2
Total Exposure: 172m
Processing: PixInsight
Distance: 29 kly
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Copyright © 2019 by Kathleen Walker
Last modified: 02-Feb-2019