Apr. 2014 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 0.496 53.9 1:00 0.496 53.9 2:00 0.496 53.9 3:00 0.496 53.9 4:00 0.505 54.1 5:00 0.557 54.9 6:00 0.518 54.3 7:00 0.420 52.5 8:00 0.328 50.3 9:00 0.247 47.9 10:00 0.185 45.3 11:00 0.148 43.4 12:00 0.143 43.1 13:00 0.169 44.6 14:00 0.223 46.9 15:00 0.299 49.5 16:00 0.387 51.8 17:00 0.487 53.8 18:00 0.560 55.0 19:00 0.522 54.3 20:00 0.496 53.9 21:00 0.496 53.9 22:00 0.496 53.9 23:00 0.496 53.9