By Osama Fathi | 2023-12-14
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On 01/01/2024 08:37 am by Patricio Leon| Santiago, Chile
not a second core for AR3536 opening the new year, nevertheless an X5 flare is a powerful argument! and long lived AR3531 is about to rotate the limb after a 13 days journey which only about 8% of all sunspots can achieve
Newt 4.5" + solar film, 1/500s ISO100
crop, B/C