*Christy Lynn Lentz¹、D. N. Baker¹、A. N. Jaynes¹、R. M. Dewey⁴、D. A. Brain¹、M. L. Mays^3,2、C. O. Lee⁵、J. S Halekas⁶ (1.Laboratory for Atmospheric and Space Physics、2.Catholic University of America、3.NASA Goddard Space Flight Center、4.Department of Climate and Space Sciences and Engineering, University of Michigan、5.Space Sciences Laboratory, University of California, Berkeley、6.Department of Physics and Astronomy, University of Iowa)