Apr. 2020 Hokkaido Wakkanai-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 45.40 Longitude of receiver(Degree): 141.67 Distance from Ohtakadoya-yama LF station (km): 894 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.518 63.6 1:00 1.518 63.6 2:00 1.518 63.6 3:00 1.518 63.6 4:00 1.392 62.9 5:00 0.441 52.9 6:00 0.698 56.9 7:00 1.076 60.6 8:00 1.143 61.2 9:00 1.110 60.9 10:00 1.011 60.1 11:00 0.951 59.6 12:00 0.945 59.5 13:00 0.992 59.9 14:00 1.094 60.8 15:00 1.140 61.1 16:00 1.108 60.9 17:00 0.823 58.3 18:00 0.368 51.3 19:00 1.272 62.1 20:00 1.519 63.6 21:00 1.518 63.6 22:00 1.518 63.6 23:00 1.518 63.6