Oct. 2023 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 1.487 63.4 1:00 1.487 63.4 2:00 1.487 63.4 3:00 1.487 63.4 4:00 1.487 63.4 5:00 1.471 63.4 6:00 1.325 62.4 7:00 0.740 57.4 8:00 1.183 61.5 9:00 1.098 60.8 10:00 0.877 58.9 11:00 0.694 56.8 12:00 0.606 55.7 13:00 0.626 55.9 14:00 0.741 57.4 15:00 0.948 59.5 16:00 1.157 61.3 17:00 1.109 60.9 18:00 0.683 56.7 19:00 1.459 63.3 20:00 1.478 63.4 21:00 1.487 63.4 22:00 1.487 63.4 23:00 1.487 63.4