Mar. 2004 Yamagata-ken Yamagata-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 38.23 Longitude of receiver(Degree): 140.37 Distance from Ohtakadoya-yama LF station (km): 105 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 10.756 80.6 1:00 10.756 80.6 2:00 10.756 80.6 3:00 10.756 80.6 4:00 10.506 80.4 5:00 9.633 79.7 6:00 9.789 79.8 7:00 9.772 79.8 8:00 9.142 79.2 9:00 9.515 79.6 10:00 9.080 79.2 11:00 9.048 79.1 12:00 9.052 79.1 13:00 9.050 79.1 14:00 9.393 79.5 15:00 9.440 79.5 16:00 9.155 79.2 17:00 8.599 78.7 18:00 10.146 80.1 19:00 10.231 80.2 20:00 10.728 80.6 21:00 10.756 80.6 22:00 10.756 80.6 23:00 10.756 80.6