AR1967 (AR1990) Powerful X4.9-class solar flare. Feb 25, 2014 – Video




AR1967 (AR1990) Powerful X4.9-class solar flare. Feb 25, 2014
Returning sunspot AR1967 unleashed a powerful X4.9-class solar flare on Feb. 25th at 00:49 UTC. This is the most intense flare of 2014 so far, and one of the...

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AR1967 (AR1990) Powerful X4.9-class solar flare. Feb 25, 2014 - Video

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