Jul 2011 Nagano-ken Nagano-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 36.65 Longitude of receiver(Degree): 138.18 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.965 65.9 1:00 1.965 65.9 2:00 1.949 65.8 3:00 1.888 65.5 4:00 1.236 61.8 5:00 1.468 63.3 6:00 1.531 63.7 7:00 0.270 48.6 8:00 0.847 58.6 9:00 1.168 61.3 10:00 1.141 61.1 11:00 1.056 60.5 12:00 1.014 60.1 13:00 1.022 60.2 14:00 1.082 60.7 15:00 1.160 61.3 16:00 1.099 60.8 17:00 0.640 56.1 18:00 0.595 55.5 19:00 1.828 65.2 20:00 0.728 57.2 21:00 1.625 64.2 22:00 1.911 65.6 23:00 1.963 65.9