Apr. 2019 Saitama-ken Saitama-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 35.85 Longitude of receiver(Degree): 139.65 Distance from Hagane-yama LF station (km): 904 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.733 57.3 1:00 0.733 57.3 2:00 0.733 57.3 3:00 0.733 57.3 4:00 0.683 56.7 5:00 1.161 61.3 6:00 1.207 61.6 7:00 0.441 52.9 8:00 1.071 60.6 9:00 1.175 61.4 10:00 1.048 60.4 11:00 0.893 59.0 12:00 0.820 58.3 13:00 0.835 58.4 14:00 0.937 59.4 15:00 1.120 61.0 16:00 1.174 61.4 17:00 0.936 59.4 18:00 0.366 51.3 19:00 1.569 63.9 20:00 0.796 58.0 21:00 0.704 57.0 22:00 0.733 57.3 23:00 0.733 57.3