Sep. 2013 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 0.121 41.7 1:00 0.121 41.7 2:00 0.121 41.7 3:00 0.121 41.7 4:00 0.121 41.7 5:00 0.164 44.3 6:00 0.080 38.1 7:00 0.112 41.0 8:00 0.099 39.9 9:00 0.066 36.4 10:00 0.037 31.5 11:00 0.025 27.9 12:00 0.023 27.4 13:00 0.031 29.9 14:00 0.054 34.7 15:00 0.087 38.8 16:00 0.114 41.1 17:00 0.081 38.2 18:00 0.159 44.1 19:00 0.121 41.6 20:00 0.121 41.7 21:00 0.121 41.7 22:00 0.121 41.7 23:00 0.121 41.7