Helena Observatory,   North Alton, NS

M100 galaxy and NGC4312

12-Nov-2025 14:58 ADT 12-Nov-2025 17:58 UTC

M100 galaxy and NGC4312, 12-May-2012

Scope: Orion 200mm Astrograph, f/4
Mount: HEQ5
Guiding: KWIQ/QHY5 / PHD
Imaging Camera: Canon 350D (modified)
Frames: 8 @ 10m0s, ISO 800; 13 @ 5m0s, ISO 1600
Total Exposure: 2h25m
Processing: DSS, Paint.Net
Distance: 55Mly
 

 

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Last modified: 02-Feb-2019