Oct. 2015 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 0.151 43.6 5:00 0.157 43.9 6:00 0.151 43.6 7:00 0.115 41.2 8:00 0.135 42.6 9:00 0.102 40.2 10:00 0.068 36.6 11:00 0.048 33.6 12:00 0.045 33.1 13:00 0.058 35.3 14:00 0.087 38.8 15:00 0.125 41.9 16:00 0.133 42.5 17:00 0.112 41.0 18:00 0.185 45.3 19:00 0.151 43.6 20:00 0.151 43.6 21:00 0.151 43.6 22:00 0.151 43.6 23:00 0.151 43.6