PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-02:42:40
G01     307.8          33.9                5.9 +/-    1.81       9.6 +/-    1.81  0.080 / 0.130
G10     104.7          39.3                8.4 +/-    0.74      12.3 +/-    0.74  0.080 / 0.130
G11     284.2          27.1                7.2 +/-    1.82      13.4 +/-    1.82  0.070 / 0.110
G14     349.6          68.2                6.1 +/-    0.99       6.5 +/-    0.99  0.070 / 0.110
G18     278.6          50.2                9.1 +/-    1.32      11.4 +/-    1.32  0.040 / 0.040
G20     119.8          14.9                7.4 +/-    1.57      18.3 +/-    1.57  0.040 / 0.040
G22     309.4          23.7                6.3 +/-    1.78      12.6 +/-    1.78  0.060 / 0.050
G25     84.8           15.8                5.3 +/-    2.63      13.0 +/-    2.63  0.070 / 0.060
G31     164.3          64.3                8.3 +/-    0.89       9.1 +/-    0.89  0.080 / 0.190
G32     33.9           54.0                6.9 +/-    1.37       8.3 +/-    1.37  0.090 / 0.190