By Wo Wehali | 2025-09-20
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sunspots band
On 09/21/2025 11:25 am by Patricio Leon | Santiago, chile
with the addition of AR4228 in the eastern limb there are now nine separate spots in the sun face, distributed more or less evenly in a broad band with 10° north and 20° south latitude as boundaries; AR4223 grew a noticeable big core in the last 24 hours
Newt 4.5"+ solar film, 1/640s ISO100
crop, B/C
