Jun. 2015 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 Distance from Ohtakadoya-yama LF station (km): 126 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 7.278 77.2 1:00 7.299 77.3 2:00 7.340 77.3 3:00 7.101 77.0 4:00 6.740 76.6 5:00 6.978 76.9 6:00 7.515 77.5 7:00 8.281 78.4 8:00 7.948 78.0 9:00 7.757 77.8 10:00 7.872 77.9 11:00 7.898 77.9 12:00 7.899 78.0 13:00 7.882 77.9 14:00 7.783 77.8 15:00 7.817 77.9 16:00 8.390 78.5 17:00 7.194 77.1 18:00 7.980 78.0 19:00 8.601 78.7 20:00 8.253 78.3 21:00 7.352 77.3 22:00 7.306 77.3 23:00 7.281 77.2