Jun. 2023 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 11.235 81.0 1:00 11.235 81.0 2:00 11.198 81.0 3:00 11.008 80.8 4:00 10.017 80.0 5:00 10.322 80.3 6:00 9.734 79.8 7:00 9.214 79.3 8:00 10.255 80.2 9:00 9.796 79.8 10:00 9.990 80.0 11:00 9.940 79.9 12:00 9.932 79.9 13:00 9.933 79.9 14:00 9.950 80.0 15:00 9.997 80.0 16:00 9.639 79.7 17:00 10.460 80.4 18:00 10.846 80.7 19:00 10.301 80.3 20:00 11.198 81.0 21:00 11.524 81.2 22:00 11.081 80.9 23:00 11.235 81.0