Jul 2010 Kumamoto-ken Kumamoto-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 32.78 Longitude of receiver(Degree): 130.73 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 13.890 82.9 1:00 13.890 82.9 2:00 13.892 82.9 3:00 14.013 82.9 4:00 14.699 83.3 5:00 15.028 83.5 6:00 14.349 83.1 7:00 14.818 83.4 8:00 14.624 83.3 9:00 14.572 83.3 10:00 14.615 83.3 11:00 14.633 83.3 12:00 14.628 83.3 13:00 14.629 83.3 14:00 14.636 83.3 15:00 14.569 83.3 16:00 14.711 83.4 17:00 14.441 83.2 18:00 14.353 83.1 19:00 15.042 83.5 20:00 15.078 83.6 21:00 15.433 83.8 22:00 13.967 82.9 23:00 13.890 82.9