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Contact: Susan Hendrix
Susan.m.hendrix@nasa.gov
301-286-7745
NASA/Goddard Space Flight Center

Large Sunspot AR1944 and the Source Area of the X1.2 Class Solar Flare

Caption: This closeup of the sun taken by NASA's Solar Dynamics Observatory shows large sunspot AR1944 and the source area of the X1.2 class solar flare, which appears to be from adjacent, smaller sunspot AR1943.

Credit: NASA/SDO

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Related news release: Sun unleashes first X-class flare of 2014


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