Helena Observatory,   North Alton, NS

Arp 316 galaxy cluster

16-Sep-2025 04:52 ADT 16-Sep-2025 07:52 UTC


Arp 316 galaxy cluster, 8-Mar-2021

Scope: Orion 200mm Astrograph, f/4
Mount: CEM-60
Guiding: KWIQ/QHY5 / PHD
Imaging Camera: Atik 383L+
Frames: 12@ 300s L, 1x1; 8ea 120s RGB, 2x2
Total Exposure: 1h48m
Processing: PixInsight
Distance: 100Mly
Astrobin link