Jan 2010 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 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 10.634 80.5 1:00 10.634 80.5 2:00 10.634 80.5 3:00 10.634 80.5 4:00 10.634 80.5 5:00 10.310 80.3 6:00 9.978 80.0 7:00 9.537 79.6 8:00 9.728 79.8 9:00 8.843 78.9 10:00 9.482 79.5 11:00 9.539 79.6 12:00 9.530 79.6 13:00 9.530 79.6 14:00 9.000 79.1 15:00 9.460 79.5 16:00 8.787 78.9 17:00 9.652 79.7 18:00 9.580 79.6 19:00 10.606 80.5 20:00 10.634 80.5 21:00 10.634 80.5 22:00 10.634 80.5 23:00 10.634 80.5