By Joel Weatherly | 2025-01-13
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dynamic sun
On 03/02/2025 10:12 am by Patricio Leon | Santiago, Chile
AR4007, at right, is following the steps of AR4009 with fast growing dark cores, as well as newcomer AR4012 close to the eastern limb, this can trigger interesting behavior in days ahead
Newt 4.5"+ solar film, 1/640s ISO100
crop, B/C