Jan. 2004 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 5.540 74.9 1:00 5.540 74.9 2:00 5.540 74.9 3:00 5.540 74.9 4:00 5.540 74.9 5:00 5.318 74.5 6:00 2.620 68.4 7:00 2.179 66.8 8:00 4.791 73.6 9:00 2.896 69.2 10:00 2.771 68.9 11:00 3.243 70.2 12:00 3.292 70.4 13:00 2.900 69.2 14:00 2.654 68.5 15:00 4.503 73.1 16:00 2.624 68.4 17:00 4.392 72.9 18:00 4.915 73.8 19:00 5.513 74.8 20:00 5.540 74.9 21:00 5.540 74.9 22:00 5.540 74.9 23:00 5.540 74.9