Tag Archives: AR1520

Sunspot 1520 Releases X1.4 Class Flare – La regione solare 1520 ha rilasciato un flare di Classe X1.4

Photo: Solar Flares From Giant Sunspot AR1520 An X1.4 class flare erupted from the center of the sun, peaking on July 12, 2012 at 12:52 PM EDT. It erupted from Active Region 1520 which rotated into view on July 6. … Continue reading

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