THE SOLAR CYCLE VARIATION OF CORONAL MASS EJECTIONS
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摘要: 本文利用SMM1980年和1984年观测的两组日冕物质抛射事件(CMF)及同期耀斑和爆发日珥观测资料,从速度、位置及活动相关率三个方面分析CME在这两个不同时期的特征,并由此推测它在整个太阳活动周内的变化趋势.Abstract: In this paper, Coronal Mass Ejection (CME) events observed with SMM (C /P) during l98O and l984 are reated with flares and eruphve filaments which occund in the saine periods. By Studying the distributions of velocity, there properties of CME is given,The results reveal that there are some changes in the frequency of occurrence of CMEx related with flares and filaments in the different period of solar cycle. From its maximum to the minimum years, the flares relatal frequency of occurrence of CMEs declined, and the filaments reated frequency of occurrence increased.Otherwise, energy of the activities associatad with CMEs is probably varied with ejective velocity . In generel, the faster the velocity is, the higher the energy of the activities is.
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Key words:
- CME /
- Solar activities /
- Solar cycle
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