Sep. 2021 Ibaraki-ken Mito-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 36.33 Longitude of receiver(Degree): 140.45 Distance from Ohtakadoya-yama LF station (km): 121 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 9.757 79.8 1:00 9.757 79.8 2:00 9.757 79.8 3:00 9.711 79.7 4:00 9.044 79.1 5:00 9.142 79.2 6:00 7.730 77.8 7:00 8.496 78.6 8:00 8.047 78.1 9:00 8.505 78.6 10:00 8.163 78.2 11:00 8.087 78.2 12:00 8.084 78.2 13:00 8.129 78.2 14:00 8.429 78.5 15:00 8.319 78.4 16:00 7.890 77.9 17:00 7.302 77.3 18:00 7.120 77.0 19:00 7.846 77.9 20:00 9.651 79.7 21:00 9.757 79.8 22:00 9.757 79.8 23:00 9.757 79.8