Jan. 2004 Chiba-ken Chiba-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 35.60 Longitude of receiver(Degree): 140.12 Distance from Hagane-yama LF station (km): 939 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 0.865 58.7 1:00 0.865 58.7 2:00 0.865 58.7 3:00 0.865 58.7 4:00 0.865 58.7 5:00 0.854 58.6 6:00 1.009 60.1 7:00 1.570 63.9 8:00 0.476 53.6 9:00 1.026 60.2 10:00 1.258 62.0 11:00 1.250 61.9 12:00 1.219 61.7 13:00 1.227 61.8 14:00 1.261 62.0 15:00 1.226 61.8 16:00 0.826 58.3 17:00 0.767 57.7 18:00 1.571 63.9 19:00 0.812 58.2 20:00 0.865 58.7 21:00 0.865 58.7 22:00 0.865 58.7 23:00 0.865 58.7