Apr. 2017 Miyagi-ken Sendai-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 38.27 Longitude of receiver(Degree): 140.87 Distance from Hagane-yama LF station (km): 1099 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.487 63.4 1:00 1.487 63.4 2:00 1.487 63.4 3:00 1.487 63.4 4:00 1.471 63.3 5:00 1.386 62.8 6:00 0.689 56.8 7:00 1.150 61.2 8:00 1.108 60.9 9:00 0.841 58.5 10:00 0.571 55.1 11:00 0.386 51.7 12:00 0.303 49.6 13:00 0.318 50.0 14:00 0.431 52.7 15:00 0.658 56.4 16:00 0.935 59.4 17:00 1.166 61.3 18:00 1.037 60.3 19:00 0.755 57.6 20:00 1.470 63.3 21:00 1.477 63.4 22:00 1.487 63.4 23:00 1.487 63.4