Sep. 2023 Iwate-ken Morioka-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 39.70 Longitude of receiver(Degree): 141.15 Distance from Ohtakadoya-yama LF station (km): 260 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 3.440 70.7 1:00 3.440 70.7 2:00 3.440 70.7 3:00 3.424 70.7 4:00 2.893 69.2 5:00 5.248 74.4 6:00 4.346 72.8 7:00 2.668 68.5 8:00 3.285 70.3 9:00 4.171 72.4 10:00 3.974 72.0 11:00 3.749 71.5 12:00 3.728 71.4 13:00 3.906 71.8 14:00 4.175 72.4 15:00 3.657 71.3 16:00 2.028 66.1 17:00 5.055 74.1 18:00 4.156 72.4 19:00 1.757 64.9 20:00 3.409 70.7 21:00 3.440 70.7 22:00 3.440 70.7 23:00 3.440 70.7