Jan. 2023 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 2.008 66.1 1:00 2.008 66.1 2:00 2.008 66.1 3:00 2.008 66.1 4:00 2.008 66.1 5:00 1.977 65.9 6:00 0.582 55.3 7:00 2.026 66.1 8:00 2.032 66.2 9:00 1.310 62.3 10:00 0.729 57.3 11:00 0.437 52.8 12:00 0.409 52.2 13:00 0.640 56.1 14:00 1.157 61.3 15:00 1.885 65.5 16:00 2.137 66.6 17:00 0.385 51.7 18:00 1.841 65.3 19:00 2.005 66.0 20:00 2.008 66.1 21:00 2.008 66.1 22:00 2.008 66.1 23:00 2.008 66.1