Two-band simultaneous planetary lightning observation with two photometers mounted on a ground-based telescope

Tatsuharu Ono1, Yukihiro Takahashi2, Mitsuteru Sato2, Seiko Takagi1, Shigeto Watanabe3 and Masataka Imai4, (1)Hokkaido University, Sapporo, Japan, (2)Hokkaido University, Faculty of Science, Sapporo, Japan, (3)Hokkaido Univ, Department of Cosmosciences, Sapporo, Japan, (4)Kyoto Sangyo University, Faculty of Science, Kyoto, Japan