PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/25-02:12:50
G01     264.0          40.0                7.9 +/-    0.96      11.5 +/-    0.96  0.040 / 0.050
G03     316.3          32.8                4.1 +/-    2.45       6.9 +/-    2.45  0.050 / 0.060
G10     132.5          12.4                6.0 +/-    3.68      15.7 +/-    3.68  0.050 / 0.070
G11     244.8          17.4                8.8 +/-    2.97      20.6 +/-    2.97  0.050 / 0.080
G14     48.5           47.5                4.4 +/-    1.04       5.8 +/-    1.04  0.210 / 0.560
G18     227.8          35.1                8.6 +/-    1.11      13.6 +/-    1.11  0.170 / 0.440
G22     312.7          55.6                4.2 +/-    1.17       5.0 +/-    1.17  0.070 / 0.080
G25     46.1           13.5                1.6 +/-    1.08       4.1 +/-    1.08  0.060 / 0.080
G31     47.4           68.7                5.7 +/-    0.47       6.1 +/-    0.47  0.110 / 0.280
G32     69.0           28.5                3.8 +/-    0.55       6.9 +/-    0.55  0.090 / 0.330