Apr. 2023 Tokyo-to Tokyo Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 35.68 Longitude of receiver(Degree): 139.68 Distance from Ohtakadoya-yama LF station (km): 215 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 6.209 75.9 1:00 6.209 75.9 2:00 6.209 75.9 3:00 6.060 75.6 4:00 3.695 71.4 5:00 4.273 72.6 6:00 5.846 75.3 7:00 3.204 70.1 8:00 5.116 74.2 9:00 4.571 73.2 10:00 4.149 72.4 11:00 4.105 72.3 12:00 4.106 72.3 13:00 4.122 72.3 14:00 4.417 72.9 15:00 5.078 74.1 16:00 3.906 71.8 17:00 5.038 74.0 18:00 2.444 67.8 19:00 2.437 67.7 20:00 6.010 75.6 21:00 6.209 75.9 22:00 6.209 75.9 23:00 6.209 75.9