Sep. 2021 Hokkaido Wakkanai-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 45.40 Longitude of receiver(Degree): 141.67 Distance from Ohtakadoya-yama LF station (km): 894 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.591 64.0 1:00 1.591 64.0 2:00 1.591 64.0 3:00 1.591 64.0 4:00 1.581 64.0 5:00 1.064 60.5 6:00 0.486 53.7 7:00 1.018 60.2 8:00 1.184 61.5 9:00 1.180 61.4 10:00 1.130 61.1 11:00 1.065 60.5 12:00 1.058 60.5 13:00 1.110 60.9 14:00 1.171 61.4 15:00 1.191 61.5 16:00 1.085 60.7 17:00 0.625 55.9 18:00 0.770 57.7 19:00 1.550 63.8 20:00 1.591 64.0 21:00 1.591 64.0 22:00 1.591 64.0 23:00 1.591 64.0