Jul. 2023 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 1.101 60.8 1:00 1.155 61.3 2:00 1.261 62.0 3:00 3.124 69.9 4:00 3.182 70.1 5:00 4.969 73.9 6:00 1.746 64.8 7:00 3.934 71.9 8:00 4.046 72.1 9:00 3.407 70.6 10:00 3.162 70.0 11:00 3.137 69.9 12:00 3.137 69.9 13:00 3.149 70.0 14:00 3.318 70.4 15:00 3.917 71.9 16:00 4.140 72.3 17:00 2.027 66.1 18:00 4.726 73.5 19:00 1.440 63.2 20:00 4.133 72.3 21:00 1.292 62.2 22:00 1.174 61.4 23:00 1.108 60.9