Dec 2010 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 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.460 63.3 1:00 1.460 63.3 2:00 1.460 63.3 3:00 1.460 63.3 4:00 1.460 63.3 5:00 1.444 63.2 6:00 0.977 59.8 7:00 1.693 64.6 8:00 1.052 60.4 9:00 0.511 54.2 10:00 1.046 60.4 11:00 1.229 61.8 12:00 1.270 62.1 13:00 1.264 62.0 14:00 1.190 61.5 15:00 0.914 59.2 16:00 0.346 50.8 17:00 1.526 63.7 18:00 1.045 60.4 19:00 1.384 62.8 20:00 1.460 63.3 21:00 1.460 63.3 22:00 1.460 63.3 23:00 1.460 63.3