Apr. 2017 Akita-ken Akita-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 39.72 Longitude of receiver(Degree): 140.10 Distance from Hagane-yama LF station (km): 1123 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.469 63.3 1:00 1.469 63.3 2:00 1.469 63.3 3:00 1.469 63.3 4:00 1.454 63.2 5:00 1.297 62.3 6:00 0.728 57.2 7:00 1.149 61.2 8:00 1.061 60.5 9:00 0.788 57.9 10:00 0.526 54.4 11:00 0.346 50.8 12:00 0.265 48.5 13:00 0.279 48.9 14:00 0.388 51.8 15:00 0.607 55.7 16:00 0.878 58.9 17:00 1.126 61.0 18:00 1.066 60.6 19:00 0.708 57.0 20:00 1.412 63.0 21:00 1.459 63.3 22:00 1.469 63.3 23:00 1.469 63.3