Sep. 2020 Hokkaido Sapporo-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 43.05 Longitude of receiver(Degree): 141.35 Distance from Ohtakadoya-yama LF station (km): 632 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.947 65.8 1:00 1.947 65.8 2:00 1.947 65.8 3:00 1.938 65.7 4:00 1.580 64.0 5:00 0.619 55.8 6:00 2.089 66.4 7:00 1.477 63.4 8:00 0.611 55.7 9:00 0.151 43.6 10:00 0.400 52.0 11:00 0.560 55.0 12:00 0.574 55.2 13:00 0.451 53.1 14:00 0.186 45.4 15:00 0.458 53.2 16:00 1.267 62.1 17:00 2.058 66.3 18:00 1.265 62.0 19:00 1.285 62.2 20:00 1.931 65.7 21:00 1.947 65.8 22:00 1.947 65.8 23:00 1.947 65.8