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Author Topic: Huge new sunspot AR2736 forms rapidly as Solar Minimum underway

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Huge new sunspot AR2736 forms rapidly as Solar Minimum underway

c4flare_strip.jpg

Two days ago, sunspot AR2736 didn't exist. Now the rapidly-growing active region (movie) stretches across more than 100,000 km of the solar surface and contains multiple dark cores larger than Earth. Moreover, it has a complicated magnetic field that is crackling with C-class solar flares. The sunspot is inset in this magnetic map of the sun from NASA's Solar Dynamics Observatory:
Source: Huge new sunspot AR2736 forms rapidly as Solar Minimum underway
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