By Helio de Carvalho Vital | 2025-12-21
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complexities
On 12/28/2025 09:47 am by Patricio Leon | Santiago, Chile
In the last hours a M4 flare was produced in an unexpected region: AR4317, upper right, which holds a stable Beta magnetic configuration; meanwhile, unstable AR4321 is approaching the western linb with no major activity so far
Newt 4.5" + solar film, 1/640s ISO100
crop, B/C
