Helena Observatory,   North Alton, NS

M100 galaxy and NGC4312

15-May-2026 08:58 ADT 15-May-2026 11:58 UTC

We are moving! In preparation for that, observations, both meteorological and astronomical, will be discontinued.
They will resume once we have settled in at the new location in Tupperville, likely in July.


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