Oct. 2023 Nagano-ken Nagano-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 36.65 Longitude of receiver(Degree): 138.18 Distance from Hagane-yama LF station (km): 808 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 2.047 66.2 1:00 2.047 66.2 2:00 2.047 66.2 3:00 2.047 66.2 4:00 2.047 66.2 5:00 1.988 66.0 6:00 0.783 57.9 7:00 2.001 66.0 8:00 0.726 57.2 9:00 0.719 57.1 10:00 1.165 61.3 11:00 1.302 62.3 12:00 1.315 62.4 13:00 1.318 62.4 14:00 1.275 62.1 15:00 1.063 60.5 16:00 0.495 53.9 17:00 1.242 61.9 18:00 1.950 65.8 19:00 1.395 62.9 20:00 2.015 66.1 21:00 2.047 66.2 22:00 2.047 66.2 23:00 2.047 66.2