Table 1 Detailed information of the Hotan Geo-electric field Observatory.

From: Study of the electromechanical coupling process before the 2020 Ms 6.4 Yutian, China earthquake

Station name

Epocentral distance (km)

Location (Lat/Lon)

Start time

Sampling frequency

Instrument

Resolution

Hotan

290

37.07/79.92

20070501

1-min

ZD9A-II

10 μV