Apr. 2019 Chiba-ken Chiba-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 35.60 Longitude of receiver(Degree): 140.12 Distance from Ohtakadoya-yama LF station (km): 207 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 5.552 74.9 1:00 5.552 74.9 2:00 5.552 74.9 3:00 5.445 74.7 4:00 5.313 74.5 5:00 5.364 74.6 6:00 5.093 74.1 7:00 3.786 71.6 8:00 4.510 73.1 9:00 4.815 73.7 10:00 4.551 73.2 11:00 4.439 72.9 12:00 4.431 72.9 13:00 4.515 73.1 14:00 4.748 73.5 15:00 4.676 73.4 16:00 3.737 71.4 17:00 5.248 74.4 18:00 4.079 72.2 19:00 4.043 72.1 20:00 5.410 74.7 21:00 5.552 74.9 22:00 5.552 74.9 23:00 5.552 74.9