May. 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 3.435 70.7 2:00 3.399 70.6 3:00 2.304 67.3 4:00 5.181 74.3 5:00 3.333 70.5 6:00 3.599 71.1 7:00 2.791 68.9 8:00 4.095 72.2 9:00 3.887 71.8 10:00 3.561 71.0 11:00 3.445 70.7 12:00 3.437 70.7 13:00 3.519 70.9 14:00 3.798 71.6 15:00 4.132 72.3 16:00 3.268 70.3 17:00 2.685 68.6 18:00 4.565 73.2 19:00 4.815 73.7 20:00 1.565 63.9 21:00 3.389 70.6 22:00 3.428 70.7 23:00 3.440 70.7