Feb. 2017 Kagawa-ken Takamatsu-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.33 Longitude of receiver(Degree): 134.03 Distance from Hagane-yama LF station (km): 368 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 4.042 72.1 1:00 4.042 72.1 2:00 4.042 72.1 3:00 4.042 72.1 4:00 4.042 72.1 5:00 3.910 71.8 6:00 1.797 65.1 7:00 2.723 68.7 8:00 1.834 65.3 9:00 3.505 70.9 10:00 3.229 70.2 11:00 2.562 68.2 12:00 2.360 67.5 13:00 2.395 67.6 14:00 2.740 68.8 15:00 3.496 70.9 16:00 2.876 69.2 17:00 3.517 70.9 18:00 2.853 69.1 19:00 2.162 66.7 20:00 4.000 72.0 21:00 4.042 72.1 22:00 4.042 72.1 23:00 4.042 72.1