Oct 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 1.248 61.9 6:00 1.272 62.1 7:00 0.519 54.3 8:00 1.035 60.3 9:00 1.026 60.2 10:00 0.859 58.7 11:00 0.714 57.1 12:00 0.638 56.1 13:00 0.657 56.4 14:00 0.753 57.5 15:00 0.915 59.2 16:00 1.063 60.5 17:00 0.929 59.4 18:00 0.526 54.4 19:00 1.365 62.7 20:00 1.259 62.0 21:00 1.273 62.1 22:00 1.273 62.1 23:00 1.273 62.1