Feb 2010 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 1.273 62.1 1:00 1.273 62.1 2:00 1.273 62.1 3:00 1.273 62.1 4:00 1.273 62.1 5:00 1.256 62.0 6:00 1.355 62.6 7:00 0.504 54.0 8:00 0.955 59.6 9:00 1.066 60.6 10:00 0.931 59.4 11:00 0.793 58.0 12:00 0.724 57.2 13:00 0.737 57.3 14:00 0.831 58.4 15:00 0.979 59.8 16:00 1.079 60.7 17:00 0.784 57.9 18:00 0.825 58.3 19:00 1.349 62.6 20:00 1.267 62.1 21:00 1.273 62.1 22:00 1.273 62.1 23:00 1.273 62.1