Sep. 2023 Okayama-ken Okayama-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.65 Longitude of receiver(Degree): 133.93 Distance from Hagane-yama LF station (km): 369 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 3.748 71.5 1:00 3.748 71.5 2:00 3.748 71.5 3:00 3.748 71.5 4:00 3.678 71.3 5:00 1.695 64.6 6:00 2.023 66.1 7:00 3.309 70.4 8:00 3.488 70.9 9:00 3.308 70.4 10:00 2.301 67.2 11:00 2.373 67.5 12:00 2.481 67.9 13:00 2.456 67.8 14:00 2.314 67.3 15:00 2.517 68.0 16:00 3.743 71.5 17:00 2.132 66.6 18:00 4.452 73.0 19:00 4.528 73.1 20:00 3.539 71.0 21:00 3.748 71.5 22:00 3.748 71.5 23:00 3.748 71.5