Fig. 4

Electromagnetic wave activity in the magnetosphere as observed by the Arase satellite for the 2-h time interval from 2200 to 2400 UT on June 30, 2017, when the footprint passed through the field of view of the all-sky cameras at Syowa Station
Electromagnetic wave activity in the magnetosphere as observed by the Arase satellite for the 2-h time interval from 2200 to 2400 UT on June 30, 2017, when the footprint passed through the field of view of the all-sky cameras at Syowa Station