Jul. 2018 Yamaguchi-ken Yamaguchi-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.18 Longitude of receiver(Degree): 131.47 Distance from Hagane-yama LF station (km): 143 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 9.493 79.5 1:00 9.493 79.5 2:00 9.489 79.5 3:00 9.460 79.5 4:00 10.002 80.0 5:00 9.430 79.5 6:00 9.438 79.5 7:00 9.626 79.7 8:00 9.214 79.3 9:00 9.636 79.7 10:00 9.411 79.5 11:00 9.446 79.5 12:00 9.455 79.5 13:00 9.453 79.5 14:00 9.435 79.5 15:00 9.459 79.5 16:00 9.597 79.6 17:00 9.345 79.4 18:00 9.066 79.1 19:00 9.441 79.5 20:00 8.812 78.9 21:00 8.161 78.2 22:00 9.470 79.5 23:00 9.493 79.5