Oct. 2021 Kagoshima-ken Kagoshima-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 31.55 Longitude of receiver(Degree): 130.55 Distance from Hagane-yama LF station (km): 216 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 4.325 72.7 1:00 4.325 72.7 2:00 4.325 72.7 3:00 4.325 72.7 4:00 4.325 72.7 5:00 4.495 73.1 6:00 4.173 72.4 7:00 6.747 76.6 8:00 6.366 76.1 9:00 5.572 74.9 10:00 5.997 75.6 11:00 5.523 74.8 12:00 5.462 74.7 13:00 5.465 74.8 14:00 5.643 75.0 15:00 6.138 75.8 16:00 4.962 73.9 17:00 5.893 75.4 18:00 5.394 74.6 19:00 7.165 77.1 20:00 4.409 72.9 21:00 4.325 72.7 22:00 4.325 72.7 23:00 4.325 72.7