Apr 2012 Hokkaido Wakkanai-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 45.40 Longitude of receiver(Degree): 141.67 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.706 57.0 1:00 0.706 57.0 2:00 0.706 57.0 3:00 0.706 57.0 4:00 0.704 57.0 5:00 0.651 56.3 6:00 0.717 57.1 7:00 0.612 55.7 8:00 0.462 53.3 9:00 0.356 51.0 10:00 0.287 49.2 11:00 0.242 47.7 12:00 0.222 46.9 13:00 0.225 47.1 14:00 0.249 47.9 15:00 0.302 49.6 16:00 0.379 51.6 17:00 0.495 53.9 18:00 0.648 56.2 19:00 0.719 57.1 20:00 0.659 56.4 21:00 0.706 57.0 22:00 0.706 57.0 23:00 0.706 57.0