Dec. 2019 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 9.493 79.5 3:00 9.493 79.5 4:00 9.493 79.5 5:00 9.485 79.5 6:00 8.429 78.5 7:00 10.240 80.2 8:00 9.194 79.3 9:00 9.386 79.4 10:00 9.308 79.4 11:00 9.335 79.4 12:00 9.562 79.6 13:00 9.518 79.6 14:00 9.208 79.3 15:00 9.658 79.7 16:00 9.102 79.2 17:00 9.591 79.6 18:00 8.591 78.7 19:00 9.455 79.5 20:00 9.493 79.5 21:00 9.493 79.5 22:00 9.493 79.5 23:00 9.493 79.5