Before the Flare: AR1520 and Shimmering Coronal Loops

  • Released Monday, July 16, 2012
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The sun emitted a large flare on July 12, 2012, but earlier in the week it gave a demonstration of how gorgeous solar activity can be. This movie shows the sun from late July 8 to early July 10 shortly before it unleashed an X-class flare beginning at 12:11 PM EDT on July 12 as captured by the Solar Dynamics Observatory (SDO).

Video

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Still of AR1520 in 171 angstrom extreme ultraviolet light.

Still of AR1520 in 171 angstrom extreme ultraviolet light.

4096x4096 full-disk image and video of sun in 171 angstrom extreme ultraviolet light.

Credits

Please give credit for this item to:
NASA/Goddard Space Flight Center

This page was originally published on Monday, July 16, 2012.
This page was last updated on Wednesday, May 3, 2023 at 1:52 PM EDT.

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