Sep. 2023 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 8.520 78.6 1:00 8.520 78.6 2:00 8.520 78.6 3:00 8.520 78.6 4:00 8.569 78.7 5:00 8.158 78.2 6:00 8.751 78.8 7:00 10.560 80.5 8:00 10.311 80.3 9:00 9.244 79.3 10:00 9.655 79.7 11:00 9.409 79.5 12:00 9.406 79.5 13:00 9.402 79.5 14:00 9.443 79.5 15:00 9.749 79.8 16:00 8.881 79.0 17:00 9.136 79.2 18:00 8.371 78.5 19:00 8.020 78.1 20:00 8.674 78.8 21:00 8.520 78.6 22:00 8.520 78.6 23:00 8.520 78.6