Apr. 2020 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 2.215 66.9 1:00 2.215 66.9 2:00 2.215 66.9 3:00 2.215 66.9 4:00 2.129 66.6 5:00 1.367 62.7 6:00 1.678 64.5 7:00 1.237 61.8 8:00 0.076 37.6 9:00 0.775 57.8 10:00 1.031 60.3 11:00 1.058 60.5 12:00 1.037 60.3 13:00 1.042 60.4 14:00 1.061 60.5 15:00 0.991 59.9 16:00 0.588 55.4 17:00 0.344 50.7 18:00 1.656 64.4 19:00 0.943 59.5 20:00 1.887 65.5 21:00 2.167 66.7 22:00 2.215 66.9 23:00 2.215 66.9