1. Solar-Terrestrial Environment Laboratory; Nagoya University; Nagoya Japan
2. National Institute of Polar Research; Tachikawa Japan
3. Faculty of Science; Tohoku University; Sendai Japan
4. Faculty of Science; University of Tromsø; Tromsø Norway
5. National Institute of Information and Communications Technology; Koganei Japan
6. Okinawa Subtropical Environment Remote-Sensing Center; National Institute of Information and Communications Technology; Kunigami Japan