Sep. 2023 Akita-ken Akita-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 39.72 Longitude of receiver(Degree): 140.10 Distance from Hagane-yama LF station (km): 1123 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.469 63.3 1:00 1.469 63.3 2:00 1.469 63.3 3:00 1.469 63.3 4:00 1.462 63.3 5:00 1.428 63.1 6:00 0.738 57.4 7:00 1.058 60.5 8:00 1.132 61.1 9:00 0.894 59.0 10:00 0.639 56.1 11:00 0.445 53.0 12:00 0.360 51.1 13:00 0.374 51.5 14:00 0.493 53.9 15:00 0.708 57.0 16:00 0.972 59.8 17:00 1.166 61.3 18:00 0.899 59.1 19:00 1.040 60.3 20:00 1.442 63.2 21:00 1.467 63.3 22:00 1.469 63.3 23:00 1.469 63.3