OLD SUNSPOT CRACKLES WITH FLARES
OLD SUNSPOT CRACKLES WITH FLARES
Returning sunspot AR2192, re-numbered AR2209 for its second trip around the sun, has a ‘beta-gamma-delta’ magnetic field that harbors energy for X-class solar flares. Credit: SDO/HMI
Apparently, you can’t keep a good sunspot down. AR2192, the aging sunspot famous for producing six X-flares in late October, is growing again and poses a renewed threat for strong eruptions. In the past 24 hours, the…
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