Jul 2012 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 1.064 60.5 1:00 1.064 60.5 2:00 1.052 60.4 3:00 1.007 60.1 4:00 0.707 57.0 5:00 1.742 64.8 6:00 0.855 58.6 7:00 0.691 56.8 8:00 1.173 61.4 9:00 1.238 61.9 10:00 1.065 60.5 11:00 0.927 59.3 12:00 0.867 58.8 13:00 0.879 58.9 14:00 0.964 59.7 15:00 1.121 61.0 16:00 1.242 61.9 17:00 1.073 60.6 18:00 0.431 52.7 19:00 1.324 62.4 20:00 1.415 63.0 21:00 0.781 57.8 22:00 1.024 60.2 23:00 1.063 60.5