Sep. 2023 Nagano-ken Nagano-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 36.65 Longitude of receiver(Degree): 138.18 Distance from Ohtakadoya-yama LF station (km): 250 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 5.695 75.1 1:00 5.695 75.1 2:00 5.695 75.1 3:00 5.658 75.1 4:00 5.361 74.6 5:00 4.059 72.2 6:00 2.485 67.9 7:00 4.390 72.8 8:00 2.494 67.9 9:00 3.743 71.5 10:00 4.026 72.1 11:00 3.969 72.0 12:00 3.960 72.0 13:00 4.017 72.1 14:00 3.885 71.8 15:00 2.791 68.9 16:00 3.589 71.1 17:00 4.060 72.2 18:00 5.418 74.7 19:00 4.649 73.3 20:00 5.610 75.0 21:00 5.695 75.1 22:00 5.695 75.1 23:00 5.695 75.1