Skip to main content

Table 1 Ionosonde stations used in analysis

From: Assessing the performance of a Northeast Asia Japan-centered 3-D ionosphere specification technique during the 2015 St. Patrick’s day geomagnetic storm

Ionosonde stations Geographic Geomagnetic
Location Code Latitude (°N) Longitude (°E) Latitude (°N)
Guam GU513 13.62 144.86 5.79
Okinawaa OK426 26.68 128.15 17.43
Wuhan WU430 30.50 114.40 20.71
Yamagawaa YG431 31.20 130.62 22.06
Jejua JJ433 33.43 126.30 24.4
Kokubunjia TO536 35.71 139.49 27.18
I-Cheona IC437 37.14 127.54 27.80
Beijing BP440 40.30 116.20 30.53
Wakkanaia WK546 45.16 141.75 36.75
  1. The arrangement is in ascending geomagnetic latitude
  2. aIndicates stations located within the sub-grid region of high-resolution marked out in blue dash lines in Fig. 1