By Randy Strauss | 2025-08-02
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populated sun
On 08/07/2025 10:32 am by Patricio Leon | Santiago, Chile
three main sunspots groups in the solar face: AR 4169/71/72 in the east, AR 4165/68 in the west and AR 4161/70 rounding the western limb; two more M-class flares today: M2.2 and M4
Newt 4.5"+ solar film, 1/640s ISO100
crop, B/C
