Jan. 2015 Tochigi-ken Utsunomiya-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 36.55 Longitude of receiver(Degree): 139.88 Distance from Hagane-yama LF station (km): 946 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.017 60.1 1:00 1.017 60.1 2:00 1.017 60.1 3:00 1.017 60.1 4:00 1.017 60.1 5:00 1.009 60.1 6:00 1.105 60.9 7:00 1.676 64.5 8:00 0.589 55.4 9:00 1.107 60.9 10:00 1.343 62.6 11:00 1.335 62.5 12:00 1.302 62.3 13:00 1.311 62.4 14:00 1.347 62.6 15:00 1.312 62.4 16:00 0.912 59.2 17:00 0.862 58.7 18:00 1.666 64.4 19:00 0.979 59.8 20:00 1.017 60.1 21:00 1.017 60.1 22:00 1.017 60.1 23:00 1.017 60.1