Sep. 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 1.393 62.9 4:00 1.391 62.9 5:00 1.348 62.6 6:00 0.720 57.1 7:00 1.083 60.7 8:00 1.022 60.2 9:00 0.728 57.2 10:00 0.458 53.2 11:00 0.275 48.8 12:00 0.192 45.7 13:00 0.208 46.3 14:00 0.320 50.1 15:00 0.543 54.7 16:00 0.827 58.3 17:00 1.091 60.8 18:00 0.953 59.6 19:00 0.978 59.8 20:00 1.379 62.8 21:00 1.393 62.9 22:00 1.393 62.9 23:00 1.393 62.9