Feb 2013 Yamagata-ken Yamagata-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 38.23 Longitude of receiver(Degree): 140.37 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.364 62.7 1:00 1.364 62.7 2:00 1.364 62.7 3:00 1.364 62.7 4:00 1.364 62.7 5:00 1.346 62.6 6:00 1.429 63.1 7:00 0.572 55.1 8:00 1.018 60.2 9:00 1.151 61.2 10:00 0.994 59.9 11:00 0.840 58.5 12:00 0.763 57.7 13:00 0.778 57.8 14:00 0.882 58.9 15:00 1.049 60.4 16:00 1.159 61.3 17:00 0.837 58.5 18:00 0.915 59.2 19:00 1.408 63.0 20:00 1.357 62.7 21:00 1.364 62.7 22:00 1.364 62.7 23:00 1.364 62.7