Dec. 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 Distance from Hagane-yama LF station (km): 1058 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.471 63.4 1:00 1.471 63.4 2:00 1.471 63.4 3:00 1.471 63.4 4:00 1.471 63.4 5:00 1.469 63.3 6:00 1.465 63.3 7:00 1.255 62.0 8:00 0.755 57.6 9:00 1.210 61.7 10:00 1.220 61.7 11:00 1.109 60.9 12:00 1.043 60.4 13:00 1.056 60.5 14:00 1.143 61.2 15:00 1.242 61.9 16:00 1.125 61.0 17:00 0.662 56.4 18:00 1.479 63.4 19:00 1.451 63.2 20:00 1.471 63.4 21:00 1.471 63.4 22:00 1.471 63.4 23:00 1.471 63.4