May. 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 5.585 74.9 3:00 5.219 74.4 4:00 3.052 69.7 5:00 1.895 65.6 6:00 5.055 74.1 7:00 2.423 67.7 8:00 3.530 71.0 9:00 3.971 72.0 10:00 3.834 71.7 11:00 3.729 71.4 12:00 3.720 71.4 13:00 3.800 71.6 14:00 3.957 71.9 15:00 3.738 71.5 16:00 2.477 67.9 17:00 4.530 73.1 18:00 2.524 68.0 19:00 4.917 73.8 20:00 4.555 73.2 21:00 5.551 74.9 22:00 5.685 75.1 23:00 5.695 75.1