Dec. 2017 Okayama-ken Okayama-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 34.65 Longitude of receiver(Degree): 133.93 Distance from Ohtakadoya-yama LF station (km): 691 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.628 56.0 1:00 0.628 56.0 2:00 0.628 56.0 3:00 0.628 56.0 4:00 0.628 56.0 5:00 0.606 55.7 6:00 1.106 60.9 7:00 1.911 65.6 8:00 1.027 60.2 9:00 0.166 44.4 10:00 0.344 50.7 11:00 0.554 54.9 12:00 0.575 55.2 13:00 0.413 52.3 14:00 0.071 37.0 15:00 0.785 57.9 16:00 1.781 65.0 17:00 1.495 63.5 18:00 0.415 52.4 19:00 0.628 56.0 20:00 0.628 56.0 21:00 0.628 56.0 22:00 0.628 56.0 23:00 0.628 56.0