May 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 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.819 58.3 1:00 0.819 58.3 2:00 0.819 58.3 3:00 0.819 58.3 4:00 0.716 57.1 5:00 0.707 57.0 6:00 0.821 58.3 7:00 0.653 56.3 8:00 0.448 53.0 9:00 0.322 50.2 10:00 0.222 46.9 11:00 0.170 44.6 12:00 0.153 43.7 13:00 0.155 43.8 14:00 0.180 45.1 15:00 0.244 47.7 16:00 0.346 50.8 17:00 0.495 53.9 18:00 0.709 57.0 19:00 0.823 58.3 20:00 0.656 56.3 21:00 0.760 57.6 22:00 0.819 58.3 23:00 0.819 58.3