Feb. 2015 Hokkaido Sapporo-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 43.05 Longitude of receiver(Degree): 141.35 Distance from Hagane-yama LF station (km): 1440 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.894 59.0 1:00 0.894 59.0 2:00 0.894 59.0 3:00 0.894 59.0 4:00 0.894 59.0 5:00 0.894 59.0 6:00 0.781 57.9 7:00 0.860 58.7 8:00 0.865 58.7 9:00 0.675 56.6 10:00 0.516 54.3 11:00 0.427 52.6 12:00 0.387 51.8 13:00 0.393 51.9 14:00 0.447 53.0 15:00 0.550 54.8 16:00 0.725 57.2 17:00 0.892 59.0 18:00 0.773 57.8 19:00 0.838 58.5 20:00 0.894 59.0 21:00 0.894 59.0 22:00 0.894 59.0 23:00 0.894 59.0