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1997 August 12
- A relation between dynamics of coronal mass ejections and production of solar energetic particle, Astronomy and Astrophysics, v.370, p.1064-1070, 2001
event of 1997 August 12
A gradual coronal mass ejection (CME) started at 11:33 UT and its speed was 330 km/s. It was accompanied by Hα flare which started at 12:40 UT.