The Relation Between Strong X-ray Events and the Features of Active Regions in the Solar Maximum Period
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Graphical Abstract
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Abstract
Statistic analyses are made for M and X classes of x-ray events with the data of the type, area, magnetic type, chromospheric plage and penumbral rpiral of a sunspot group observed by the Solar Physics Division of Yunnan Observatory. The results are useful for the short-term solar activity predictions of x-ray events.
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