PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-01:57:40
G01     300.1          37.4                5.9 +/-    0.84       8.9 +/-    0.84  0.060 / 0.110
G10     113.3          34.2                6.5 +/-    0.72      10.4 +/-    0.72  0.070 / 0.130
G11     272.4          27.7                6.2 +/-    1.14      11.5 +/-    1.14  0.090 / 0.110
G14     9.9            63.6                5.1 +/-    0.37       5.6 +/-    0.37  0.090 / 0.120
G18     263.4          50.0                5.4 +/-    0.87       6.9 +/-    0.87  0.080 / 0.210
G22     312.0          31.2                5.1 +/-    1.21       8.7 +/-    1.21  0.090 / 0.190
G25     72.8           17.5                4.4 +/-    1.08      10.3 +/-    1.08  0.040 / 0.060
G31     153.3          73.2                6.8 +/-    0.77       7.1 +/-    0.77  0.050 / 0.060
G32     44.7           46.3                3.5 +/-    0.60       4.6 +/-    0.60  0.040 / 0.090