Dec. 2020 Akita-ken Akita-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 39.72 Longitude of receiver(Degree): 140.10 Distance from Ohtakadoya-yama LF station (km): 269 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.435 63.1 1:00 1.435 63.1 2:00 1.435 63.1 3:00 1.435 63.1 4:00 1.435 63.1 5:00 1.603 64.1 6:00 4.707 73.5 7:00 3.752 71.5 8:00 3.239 70.2 9:00 2.715 68.7 10:00 3.704 71.4 11:00 3.955 71.9 12:00 3.968 72.0 13:00 3.802 71.6 14:00 3.004 69.6 15:00 2.670 68.5 16:00 4.210 72.5 17:00 4.459 73.0 18:00 1.788 65.0 19:00 1.435 63.1 20:00 1.435 63.1 21:00 1.435 63.1 22:00 1.435 63.1 23:00 1.435 63.1