Dec. 2014 Okinawa-ken Naha-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 26.20 Longitude of receiver(Degree): 127.68 Distance from Hagane-yama LF station (km): 843 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.528 63.7 1:00 1.528 63.7 2:00 1.528 63.7 3:00 1.528 63.7 4:00 1.528 63.7 5:00 1.516 63.6 6:00 1.154 61.2 7:00 1.791 65.1 8:00 1.186 61.5 9:00 0.593 55.5 10:00 1.128 61.0 11:00 1.322 62.4 12:00 1.360 62.7 13:00 1.354 62.6 14:00 1.281 62.2 15:00 0.991 59.9 16:00 0.466 53.4 17:00 1.669 64.5 18:00 1.103 60.9 19:00 1.470 63.3 20:00 1.528 63.7 21:00 1.528 63.7 22:00 1.528 63.7 23:00 1.528 63.7