PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-02:28:10
G01     318.1          20.2                5.7 +/-    3.48      12.5 +/-    3.48  0.060 / 0.040
G08     253.3          11.8                8.5 +/-    6.14      22.7 +/-    6.14  0.040 / 0.050
G10     84.1           51.4                4.6 +/-    9.98       5.7 +/-    9.98  0.190 / 0.380
G11     299.6          24.9                6.9 +/-    1.79      13.5 +/-    1.79  0.180 / 0.330
G14     303.2          70.7                7.1 +/-    0.96       7.5 +/-    0.96  0.190 / 0.410
G18     301.7          42.5                7.4 +/-    0.88      10.4 +/-    0.88  0.170 / 0.290
G20     85.0           61.9                6.2 +/-   10.62       6.9 +/-   10.62  0.040 / 0.060
G22     301.9          11.4                5.0 +/-    2.60      13.4 +/-    2.60  0.050 / 0.050
G31     173.0          46.9                8.0 +/-    1.44      10.5 +/-    1.44  0.080 / 0.170
G32     16.4           64.2                3.6 +/-    0.59       3.9 +/-    0.59  0.110 / 0.240