Jul 2010 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 1.905 65.6 1:00 1.905 65.6 2:00 1.890 65.5 3:00 1.833 65.3 4:00 1.085 60.7 5:00 1.430 63.1 6:00 1.404 62.9 7:00 0.155 43.8 8:00 0.798 58.0 9:00 1.117 61.0 10:00 1.094 60.8 11:00 1.008 60.1 12:00 0.967 59.7 13:00 0.976 59.8 14:00 1.034 60.3 15:00 1.111 60.9 16:00 1.047 60.4 17:00 0.597 55.5 18:00 0.493 53.8 19:00 1.711 64.7 20:00 0.702 56.9 21:00 1.479 63.4 22:00 1.854 65.4 23:00 1.904 65.6