Mar. 2016 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 0.899 59.1 1:00 0.899 59.1 2:00 0.899 59.1 3:00 0.899 59.1 4:00 0.895 59.0 5:00 0.914 59.2 6:00 1.600 64.1 7:00 0.490 53.8 8:00 1.056 60.5 9:00 1.233 61.8 10:00 1.132 61.1 11:00 0.978 59.8 12:00 0.886 59.0 13:00 0.904 59.1 14:00 1.034 60.3 15:00 1.175 61.4 16:00 1.226 61.8 17:00 0.851 58.6 18:00 0.838 58.5 19:00 1.486 63.4 20:00 0.856 58.7 21:00 0.899 59.1 22:00 0.899 59.1 23:00 0.899 59.1