Jan. 2022 Oita-ken Oita-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 33.23 Longitude of receiver(Degree): 131.62 Distance from Hagane-yama LF station (km): 137 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 10.774 80.6 1:00 10.774 80.6 2:00 10.774 80.6 3:00 10.774 80.6 4:00 10.774 80.6 5:00 10.718 80.6 6:00 10.894 80.7 7:00 10.208 80.2 8:00 9.419 79.5 9:00 9.445 79.5 10:00 10.370 80.3 11:00 9.705 79.7 12:00 9.624 79.7 13:00 9.617 79.7 14:00 9.898 79.9 15:00 10.216 80.2 16:00 10.433 80.4 17:00 10.604 80.5 18:00 11.023 80.8 19:00 10.557 80.5 20:00 10.774 80.6 21:00 10.774 80.6 22:00 10.774 80.6 23:00 10.774 80.6