Dec. 2013 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 0.888 59.0 7:00 0.727 57.2 8:00 0.900 59.1 9:00 0.817 58.2 10:00 0.657 56.4 11:00 0.550 54.8 12:00 0.504 54.1 13:00 0.511 54.2 14:00 0.572 55.1 15:00 0.694 56.8 16:00 0.858 58.7 17:00 0.891 59.0 18:00 0.739 57.4 19:00 0.894 59.0 20:00 0.894 59.0 21:00 0.894 59.0 22:00 0.894 59.0 23:00 0.894 59.0