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Last updated on May 25, 2013 at 17:29 EDT
X2 C2 Combo
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X2 C2 Combo

June 18, 2012
The X2 flare of Feb. 15, 2011 seen by SDO (in extreme ultraviolet light) enlarged and superimposed on SOHO's coronagraph that shows the faint edge of a "halo" coronal mass ejection as it races away from the Sun. The video covers about 11 hours.