Jun. 2023 Chiba-ken Chiba-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 35.60 Longitude of receiver(Degree): 140.12 Distance from Hagane-yama LF station (km): 939 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.983 59.8 1:00 0.983 59.8 2:00 0.974 59.8 3:00 0.949 59.5 4:00 1.292 62.2 5:00 1.585 64.0 6:00 0.559 55.0 7:00 1.134 61.1 8:00 1.313 62.4 9:00 1.164 61.3 10:00 0.904 59.1 11:00 0.734 57.3 12:00 0.666 56.5 13:00 0.679 56.6 14:00 0.779 57.8 15:00 0.981 59.8 16:00 1.229 61.8 17:00 1.302 62.3 18:00 0.935 59.4 19:00 0.824 58.3 20:00 1.720 64.7 21:00 1.049 60.4 22:00 0.958 59.6 23:00 0.980 59.8