May. 2015 Chiba-ken Chiba-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 35.60 Longitude of receiver(Degree): 140.12 Distance from Hagane-yama LF station (km): 939 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.865 58.7 1:00 0.865 58.7 2:00 0.865 58.7 3:00 0.835 58.4 4:00 1.006 60.1 5:00 1.609 64.1 6:00 0.550 54.8 7:00 0.974 59.8 8:00 1.223 61.7 9:00 1.125 61.0 10:00 0.887 59.0 11:00 0.727 57.2 12:00 0.662 56.4 13:00 0.675 56.6 14:00 0.770 57.7 15:00 0.963 59.7 16:00 1.174 61.4 17:00 1.199 61.6 18:00 0.738 57.4 19:00 0.938 59.4 20:00 1.517 63.6 21:00 0.816 58.2 22:00 0.849 58.6 23:00 0.865 58.7