Jun. 2023 Okinawa-ken Ishigaki-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 24.33 Longitude of receiver(Degree): 124.15 Distance from Hagane-yama LF station (km): 1172 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.393 62.9 1:00 1.393 62.9 2:00 1.393 62.9 3:00 1.387 62.8 4:00 1.348 62.6 5:00 0.832 58.4 6:00 0.977 59.8 7:00 1.092 60.8 8:00 0.838 58.5 9:00 0.542 54.7 10:00 0.287 49.1 11:00 0.134 42.5 12:00 0.076 37.6 13:00 0.086 38.7 14:00 0.171 44.7 15:00 0.354 51.0 16:00 0.630 56.0 17:00 0.931 59.4 18:00 1.121 61.0 19:00 0.829 58.4 20:00 1.078 60.7 21:00 1.376 62.8 22:00 1.390 62.9 23:00 1.393 62.9