Apr. 2017 Tokushima-ken Tokushima-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 34.05 Longitude of receiver(Degree): 134.55 Distance from Hagane-yama LF station (km): 409 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 4.532 73.1 1:00 4.532 73.1 2:00 4.532 73.1 3:00 4.532 73.1 4:00 4.341 72.8 5:00 2.455 67.8 6:00 2.667 68.5 7:00 3.884 71.8 8:00 1.379 62.8 9:00 2.248 67.0 10:00 2.712 68.7 11:00 2.598 68.3 12:00 2.503 68.0 13:00 2.522 68.0 14:00 2.653 68.5 15:00 2.687 68.6 16:00 1.746 64.8 17:00 2.452 67.8 18:00 2.760 68.8 19:00 4.079 72.2 20:00 4.158 72.4 21:00 4.428 72.9 22:00 4.532 73.1 23:00 4.532 73.1