Jan. 2014 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 0.983 59.8 1:00 0.983 59.8 2:00 0.983 59.8 3:00 0.983 59.8 4:00 0.983 59.8 5:00 0.975 59.8 6:00 1.072 60.6 7:00 1.693 64.6 8:00 0.588 55.4 9:00 1.101 60.8 10:00 1.346 62.6 11:00 1.343 62.6 12:00 1.310 62.3 13:00 1.320 62.4 14:00 1.354 62.6 15:00 1.311 62.4 16:00 0.897 59.1 17:00 0.890 59.0 18:00 1.664 64.4 19:00 0.943 59.5 20:00 0.983 59.8 21:00 0.983 59.8 22:00 0.983 59.8 23:00 0.983 59.8