Feb. 2019 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 1.947 65.8 4:00 1.938 65.7 5:00 1.452 63.2 6:00 0.951 59.6 7:00 2.095 66.4 8:00 1.461 63.3 9:00 0.711 57.0 10:00 0.251 48.0 11:00 0.130 42.3 12:00 0.134 42.6 13:00 0.193 45.7 14:00 0.581 55.3 15:00 1.277 62.1 16:00 2.031 66.2 17:00 1.573 63.9 18:00 1.104 60.9 19:00 1.931 65.7 20:00 1.947 65.8 21:00 1.947 65.8 22:00 1.947 65.8 23:00 1.947 65.8