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Detection of Emerging Sunspot Regions in the Solar Interior

Zhao, Junwei; Ilonidis, Stathis; Kosovichev, Alexander

Sunspots are regions where strong magnetic fields emerge from the solar interior and where major eruptive events occur. These energetic events can cause power outages, interrupt telecommunication and navigation services, and pose hazards to astronauts. We detected subsurface signatures of emerging sunspot regions before they appeared on the solar …