Jun 2012 Niigata-ken Niigata-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 37.90 Longitude of receiver(Degree): 139.02 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 3.707 71.4 1:00 3.776 71.5 2:00 3.909 71.8 3:00 6.528 76.3 4:00 4.582 73.2 5:00 3.999 72.0 6:00 6.302 76.0 7:00 5.044 74.1 8:00 6.182 75.8 9:00 5.767 75.2 10:00 5.596 75.0 11:00 5.586 74.9 12:00 5.586 74.9 13:00 5.589 74.9 14:00 5.700 75.1 15:00 6.150 75.8 16:00 5.494 74.8 17:00 5.383 74.6 18:00 5.124 74.2 19:00 7.150 77.1 20:00 7.271 77.2 21:00 3.948 71.9 22:00 3.800 71.6 23:00 3.716 71.4