Aug. 2014 Okinawa-ken Ishigaki-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 24.33 Longitude of receiver(Degree): 124.15 Distance from Ohtakadoya-yama LF station (km): 2145 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.151 43.6 1:00 0.151 43.6 2:00 0.151 43.6 3:00 0.151 43.6 4:00 0.154 43.8 5:00 0.175 44.8 6:00 0.105 40.4 7:00 0.135 42.6 8:00 0.099 40.0 9:00 0.055 34.8 10:00 0.027 28.7 11:00 0.018 25.3 12:00 0.018 25.0 13:00 0.022 26.9 14:00 0.042 32.5 15:00 0.082 38.3 16:00 0.126 42.0 17:00 0.126 42.0 18:00 0.127 42.0 19:00 0.178 45.0 20:00 0.151 43.6 21:00 0.151 43.6 22:00 0.151 43.6 23:00 0.151 43.6