Jun. 2022 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 0.865 58.7 1:00 0.865 58.7 2:00 0.853 58.6 3:00 0.818 58.3 4:00 1.231 61.8 5:00 1.456 63.3 6:00 0.453 53.1 7:00 1.058 60.5 8:00 1.220 61.7 9:00 1.099 60.8 10:00 0.854 58.6 11:00 0.703 56.9 12:00 0.643 56.2 13:00 0.655 56.3 14:00 0.742 57.4 15:00 0.926 59.3 16:00 1.154 61.2 17:00 1.214 61.7 18:00 0.865 58.7 19:00 0.702 56.9 20:00 1.613 64.2 21:00 0.985 59.9 22:00 0.831 58.4 23:00 0.862 58.7