Aug. 2023 Shizuoka-ken Shizuoka-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.97 Longitude of receiver(Degree): 138.38 Distance from Hagane-yama LF station (km): 771 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 2.428 67.7 1:00 2.428 67.7 2:00 2.428 67.7 3:00 2.416 67.7 4:00 2.339 67.4 5:00 1.222 61.7 6:00 2.002 66.0 7:00 1.252 61.9 8:00 0.327 50.3 9:00 0.937 59.4 10:00 1.140 61.1 11:00 1.147 61.2 12:00 1.128 61.0 13:00 1.132 61.1 14:00 1.154 61.2 15:00 1.109 60.9 16:00 0.764 57.7 17:00 0.374 51.5 18:00 1.757 64.9 19:00 1.684 64.5 20:00 1.938 65.7 21:00 2.368 67.5 22:00 2.428 67.7 23:00 2.428 67.7