Aug. 2022 Yamaguchi-ken Yamaguchi-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.18 Longitude of receiver(Degree): 131.47 Distance from Hagane-yama LF station (km): 143 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 8.951 79.0 1:00 8.951 79.0 2:00 8.951 79.0 3:00 8.959 79.0 4:00 9.029 79.1 5:00 8.474 78.6 6:00 9.773 79.8 7:00 8.843 78.9 8:00 9.214 79.3 9:00 9.662 79.7 10:00 9.447 79.5 11:00 9.427 79.5 12:00 9.446 79.5 13:00 9.442 79.5 14:00 9.412 79.5 15:00 9.541 79.6 16:00 9.427 79.5 17:00 9.868 79.9 18:00 10.031 80.0 19:00 9.607 79.7 20:00 10.601 80.5 21:00 9.000 79.1 22:00 8.951 79.0 23:00 8.951 79.0