By Michael Terhune | 2026-04-13
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fierce sun
On 04/26/2026 10:20 am by Patricio Leon | Santiago, Chile
AR4420 and newcomer AR4425 are running head to head as principal flare producers, today they emited several C-class and four M-class, the last of these a powerful M6 flare with parent not assigned either one at this moment
Newt 4.5" + solar film, 1/640s ISO100
crop, b/c