ROCSAT and HF Doppler sounder observations of the DP2-type electric field during the global Pc5 magnetic pulsation event

Kumiko K. Hashimoto, The University of Electro-Communications, Chofu, Japan, Takashi Kikuchi, Nagoya University, Solar-Terrestrial Environment Laboratory, Nagoya, Japan, Tsutomu Nagatsuma, NICT National Institute of Information and Communications Technology, Tokyo, Japan and Ichiro Tomizawa, University of Electro-Communications, Center for Space Science and Radio Engineering, Tokyo, Japan