Aug 2010 Yamagata-ken Yamagata-shi Expected value of LF field strength Transmitting Station: Hagane-yama LF station Latitude of receiver(Degree): 38.23 Longitude of receiver(Degree): 140.37 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.273 62.1 1:00 1.273 62.1 2:00 1.273 62.1 3:00 1.266 62.1 4:00 1.294 62.2 5:00 1.206 61.6 6:00 0.525 54.4 7:00 1.032 60.3 8:00 1.003 60.0 9:00 0.795 58.0 10:00 0.551 54.8 11:00 0.394 51.9 12:00 0.335 50.5 13:00 0.345 50.8 14:00 0.431 52.7 15:00 0.628 56.0 16:00 0.865 58.7 17:00 1.047 60.4 18:00 0.933 59.4 19:00 0.504 54.1 20:00 1.344 62.6 21:00 1.249 61.9 22:00 1.273 62.1 23:00 1.273 62.1