Sep 2010 Tochigi-ken Utsunomiya-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 36.55 Longitude of receiver(Degree): 139.88 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 7.492 77.5 1:00 7.492 77.5 2:00 7.492 77.5 3:00 7.499 77.5 4:00 6.691 76.5 5:00 7.187 77.1 6:00 7.299 77.3 7:00 7.467 77.5 8:00 8.248 78.3 9:00 7.901 78.0 10:00 7.724 77.8 11:00 7.782 77.8 12:00 7.790 77.8 13:00 7.737 77.8 14:00 7.810 77.9 15:00 8.265 78.3 16:00 7.445 77.4 17:00 8.133 78.2 18:00 7.739 77.8 19:00 6.974 76.9 20:00 7.509 77.5 21:00 7.492 77.5 22:00 7.492 77.5 23:00 7.492 77.5