Kun Zhang¹, Xinlin Li², Zheng Xiang³, Leng Ying Khoo⁴, Hong Zhao⁴, Mark Dixon Looper⁵ and Michael A Temerin⁶, (1)Laboratory for Atmospheric and Space Physics, Boulder, CO, United States, (2)Univ Colorado, Boulder, CO, United States, (3)Wuhan University, Wuhan, China, (4)University of Colorado at Boulder, Boulder, CO, United States, (5)The Aerospace Corp, Los Angeles, CA, United States, (6)Retired from Space Sciences Lab, UC Berkeley, Berkeley, CA, United States