Jul 2010 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 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.102 40.2 1:00 0.102 40.2 2:00 0.102 40.2 3:00 0.100 40.0 4:00 0.142 43.0 5:00 0.086 38.7 6:00 0.091 39.1 7:00 0.098 39.8 8:00 0.069 36.8 9:00 0.038 31.5 10:00 0.023 27.3 11:00 0.022 26.9 12:00 0.022 27.0 13:00 0.022 26.9 14:00 0.030 29.5 15:00 0.058 35.2 16:00 0.089 39.0 17:00 0.102 40.2 18:00 0.060 35.5 19:00 0.152 43.7 20:00 0.103 40.3 21:00 0.102 40.2 22:00 0.102 40.2 23:00 0.102 40.2