Apr. 2021 Tokyo-to Tokyo Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 35.68 Longitude of receiver(Degree): 139.68 Distance from Hagane-yama LF station (km): 902 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.742 57.4 1:00 0.742 57.4 2:00 0.742 57.4 3:00 0.742 57.4 4:00 0.692 56.8 5:00 1.145 61.2 6:00 1.222 61.7 7:00 0.430 52.7 8:00 1.067 60.6 9:00 1.177 61.4 10:00 1.052 60.4 11:00 0.898 59.1 12:00 0.825 58.3 13:00 0.839 58.5 14:00 0.941 59.5 15:00 1.123 61.0 16:00 1.174 61.4 17:00 0.928 59.4 18:00 0.373 51.4 19:00 1.578 64.0 20:00 0.779 57.8 21:00 0.713 57.1 22:00 0.742 57.4 23:00 0.742 57.4