PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/11-05:43:00
G01     249.9          34.9                9.4 +/-    1.84      15.0 +/-    1.84  0.030 / 0.040
G03     315.8          43.2                4.7 +/-    0.54       6.5 +/-    0.54  0.030 / 0.040
G11     235.5          11.4                7.7 +/-    1.86      20.8 +/-    1.86  0.080 / 0.090
G14     60.3           41.3                4.0 +/-    0.98       5.7 +/-    0.98  0.130 / 0.090
G16     160.1          20.8               -1.3 +/-   12.86      -2.8 +/-   12.86  0.050 / 0.080
G18     219.7          26.6                7.5 +/-    3.88      14.1 +/-    3.88  0.050 / 0.060
G22     303.3          66.5                5.0 +/-    0.77       5.4 +/-    0.77  0.230 / 0.480
G26     132.4          39.7                7.2 +/-    0.50      10.5 +/-    0.50  0.180 / 0.460
G31     41.2           54.9                3.9 +/-    0.65       4.7 +/-    0.65  0.120 / 0.290
G32     79.1           20.6                3.5 +/-    1.91       7.5 +/-    1.91  0.130 / 0.280