PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-02:27:40
G01     312.9          29.2                5.9 +/-    0.88      10.6 +/-    0.88  0.100 / 0.160
G10     97.1           44.0                7.9 +/-    0.77      10.9 +/-    0.77  0.070 / 0.150
G11     291.7          26.3                9.1 +/-    1.56      17.3 +/-    1.56  0.110 / 0.110
G14     330.9          70.3                6.4 +/-    0.93       6.8 +/-    0.93  0.090 / 0.130
G18     289.5          48.2                4.5 +/-   11.73       5.8 +/-   11.73  0.070 / 0.040
G20     115.3          20.0                6.4 +/-    1.10      14.0 +/-    1.10  0.070 / 0.040
G22     306.7          18.5                5.9 +/-    2.30      13.6 +/-    2.30  0.070 / 0.070
G25     91.4           13.4                6.3 +/-    2.18      16.2 +/-    2.18  0.060 / 0.070
G31     169.5          56.8                9.2 +/-    0.59      10.7 +/-    0.59  0.200 / 0.340
G32     25.8           59.0                7.4 +/-    0.84       8.5 +/-    0.84  0.190 / 0.270