Aug 2013 Gunma-ken Maebashi-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-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 3.897 71.8 1:00 3.897 71.8 2:00 3.904 71.8 3:00 3.967 72.0 4:00 5.747 75.2 5:00 5.791 75.3 6:00 3.921 71.9 7:00 5.498 74.8 8:00 4.223 72.5 9:00 4.665 73.4 10:00 4.900 73.8 11:00 4.896 73.8 12:00 4.894 73.8 13:00 4.904 73.8 14:00 4.759 73.6 15:00 4.247 72.6 16:00 5.114 74.2 17:00 4.790 73.6 18:00 6.140 75.8 19:00 6.331 76.0 20:00 3.715 71.4 21:00 3.916 71.9 22:00 3.897 71.8 23:00 3.897 71.8