Oct. 2017 Okinawa-ken Naha-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 26.20 Longitude of receiver(Degree): 127.68 Distance from Ohtakadoya-yama LF station (km): 1752 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.455 53.2 1:00 0.455 53.2 2:00 0.455 53.2 3:00 0.455 53.2 4:00 0.455 53.2 5:00 0.480 53.6 6:00 0.520 54.3 7:00 0.453 53.1 8:00 0.356 51.0 9:00 0.286 49.1 10:00 0.238 47.5 11:00 0.207 46.3 12:00 0.202 46.1 13:00 0.226 47.1 14:00 0.267 48.5 15:00 0.330 50.4 16:00 0.419 52.4 17:00 0.506 54.1 18:00 0.496 53.9 19:00 0.455 53.2 20:00 0.455 53.2 21:00 0.455 53.2 22:00 0.455 53.2 23:00 0.455 53.2