By Padraic Koen | 2023-07-12
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On 07/13/2023 10:36 am by Patricio Leon| Santiago, Chile
Today two big sunspots make themselves noticed: AR3633, bottom right, and newcomer AR3372 ("Carina spot") at 10 o'clock position, plus some minor ones.
Newt 4.5" + solar film, 1/640s ISO100
crop, B/C
