Oct. 2021 Miyagi-ken Sendai-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 38.27 Longitude of receiver(Degree): 140.87 Distance from Hagane-yama LF station (km): 1099 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.387 62.8 1:00 1.387 62.8 2:00 1.387 62.8 3:00 1.387 62.8 4:00 1.387 62.8 5:00 1.364 62.7 6:00 1.211 61.7 7:00 0.667 56.5 8:00 1.108 60.9 9:00 1.020 60.2 10:00 0.804 58.1 11:00 0.642 56.2 12:00 0.563 55.0 13:00 0.582 55.3 14:00 0.684 56.7 15:00 0.869 58.8 16:00 1.083 60.7 17:00 1.038 60.3 18:00 0.591 55.4 19:00 1.354 62.6 20:00 1.373 62.8 21:00 1.387 62.8 22:00 1.387 62.8 23:00 1.387 62.8