Feb. 2023 Akita-ken Akita-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 39.72 Longitude of receiver(Degree): 140.10 Distance from Hagane-yama LF station (km): 1123 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.469 63.3 1:00 1.469 63.3 2:00 1.469 63.3 3:00 1.469 63.3 4:00 1.469 63.3 5:00 1.459 63.3 6:00 1.374 62.8 7:00 0.723 57.2 8:00 1.129 61.1 9:00 1.122 61.0 10:00 0.923 59.3 11:00 0.751 57.5 12:00 0.666 56.5 13:00 0.681 56.7 14:00 0.797 58.0 15:00 0.984 59.9 16:00 1.162 61.3 17:00 1.016 60.1 18:00 0.811 58.2 19:00 1.439 63.2 20:00 1.465 63.3 21:00 1.469 63.3 22:00 1.469 63.3 23:00 1.469 63.3