PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/11-02:43:10
G10     300.0          52.6               12.5 +/-    1.10      15.3 +/-    1.10  0.060 / 0.090
G14     211.1          11.0               -6.0 +/-   25.71     -16.3 +/-   25.71  0.070 / 0.090
G15     46.1           28.5                7.0 +/-    1.46      12.6 +/-    1.46  0.220 / 0.560
G20     328.6          62.9               11.4 +/-    1.43      12.6 +/-    1.43  0.080 / 0.140
G21     100.1          73.9               12.5 +/-    0.66      13.0 +/-    0.66  0.080 / 0.130
G24     94.5           27.0               12.6 +/-    0.65      23.5 +/-    0.65  0.050 / 0.040
G27     298.6          34.9               12.7 +/-    1.09      20.3 +/-    1.09  0.040 / 0.040
G32     211.0          35.5               17.5 +/-    1.77      27.4 +/-    1.77  0.040 / 0.050