SDO: Pick of the Week (2012 Mar 15)

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bystander
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SDO: Pick of the Week (2012 Mar 15)

Post by bystander » Fri Mar 16, 2012 4:02 pm

Click to play embedded YouTube video.
Big Sunspot, Big Effects

This is the sunspot region AR 1429) that generated several major solar storms recently. The video covers nine days (Mar. 4 - 12, 2011). Notice how the spot is almost always changing as its magnetic fields realign themselves. The images are white light images called intensitygrams.

Credit: NASA/GSFC/SDO/HMI
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