Nov. 2022 Hokkaido Wakkanai-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 45.40 Longitude of receiver(Degree): 141.67 Distance from Hagane-yama LF station (km): 1647 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.641 56.1 1:00 0.641 56.1 2:00 0.641 56.1 3:00 0.641 56.1 4:00 0.641 56.1 5:00 0.641 56.1 6:00 0.612 55.7 7:00 0.627 55.9 8:00 0.636 56.1 9:00 0.502 54.0 10:00 0.398 52.0 11:00 0.342 50.7 12:00 0.321 50.1 13:00 0.323 50.2 14:00 0.350 50.9 15:00 0.418 52.4 16:00 0.533 54.5 17:00 0.654 56.3 18:00 0.602 55.6 19:00 0.632 56.0 20:00 0.641 56.1 21:00 0.641 56.1 22:00 0.641 56.1 23:00 0.641 56.1