Apr. 2014 Kumamoto-ken Kumamoto-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 32.78 Longitude of receiver(Degree): 130.73 Distance from Ohtakadoya-yama LF station (km): 1051 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.101 60.8 1:00 1.101 60.8 2:00 1.101 60.8 3:00 1.101 60.8 4:00 0.962 59.7 5:00 0.607 55.7 6:00 1.033 60.3 7:00 1.113 60.9 8:00 0.986 59.9 9:00 0.818 58.3 10:00 0.678 56.6 11:00 0.599 55.6 12:00 0.590 55.4 13:00 0.653 56.3 14:00 0.775 57.8 15:00 0.940 59.5 16:00 1.088 60.7 17:00 1.089 60.7 18:00 0.743 57.4 19:00 0.827 58.4 20:00 1.101 60.8 21:00 1.101 60.8 22:00 1.101 60.8 23:00 1.101 60.8