Jan. 2018 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 Distance from Hagane-yama LF station (km): 1647 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.598 55.5 1:00 0.598 55.5 2:00 0.598 55.5 3:00 0.598 55.5 4:00 0.598 55.5 5:00 0.598 55.5 6:00 0.574 55.2 7:00 0.569 55.1 8:00 0.613 55.7 9:00 0.497 53.9 10:00 0.392 51.9 11:00 0.333 50.5 12:00 0.311 49.8 13:00 0.313 49.9 14:00 0.343 50.7 15:00 0.411 52.3 16:00 0.527 54.4 17:00 0.625 55.9 18:00 0.552 54.8 19:00 0.594 55.5 20:00 0.598 55.5 21:00 0.598 55.5 22:00 0.598 55.5 23:00 0.598 55.5