May 2010 Gunma-ken Maebashi-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 36.38 Longitude of receiver(Degree): 139.07 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.024 60.2 1:00 1.024 60.2 2:00 1.024 60.2 3:00 0.987 59.9 4:00 0.624 55.9 5:00 1.554 63.8 6:00 0.956 59.6 7:00 0.532 54.5 8:00 1.078 60.7 9:00 1.187 61.5 10:00 1.041 60.3 11:00 0.907 59.1 12:00 0.849 58.6 13:00 0.860 58.7 14:00 0.944 59.5 15:00 1.095 60.8 16:00 1.179 61.4 17:00 0.961 59.7 18:00 0.281 49.0 19:00 1.379 62.8 20:00 1.125 61.0 21:00 0.815 58.2 22:00 1.003 60.0 23:00 1.024 60.2