By EGIDIO VERGANI | 2023-10-10
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On 02/08/2024 10:26 am by Patricio Leon| Santiago, Chile
AR3576 continues to evolve, it is elongated about 3:1 ratio in a general E-W direction; is easily observable without optical aid and presents several dark cores and meandering light bridges as seen at full resolution image
Newt 4.5" + solar film, 1/640s ISO100
crop, B/C