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Magnetic storms on May 21, 2010
May 21, 2010
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Magnetic storms in May 2010
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Geomagnetic storms on May 21, 2010
No
geomagnetic storms
were observed on May 21, 2010
Magnetic storms for the last 3 days
Max solar activity on May 21, 2010
No data for May 21, 2010