During the quiet time, the FRB events occur more often between 18:00 LT and 21:00 LT, and the locations of the FRB events are near the geomagnetic equator.

• 当磁场扰动小时，所观测的电离层FRB事件大多发生在入夜之后18点至21点之间，而发生的位置大多集中在磁赤道附近。