PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/02-02:12:50
G01     313.4          27.5                5.1 +/-    1.91       9.4 +/-    1.91  0.110 / 0.220
G10     96.7           45.5                9.0 +/-    1.01      12.0 +/-    1.01  0.100 / 0.190
G11     289.7          27.8                5.3 +/-    0.99       9.7 +/-    0.99  0.070 / 0.150
G14     333.8          70.1                8.5 +/-    0.83       9.0 +/-    0.83  0.080 / 0.170
G18     289.8          47.8                7.9 +/-    0.92      10.2 +/-    0.92  0.040 / 0.050
G20     96.4           60.7               17.2 +/-    1.53      19.4 +/-    1.53  0.040 / 0.040
G22     306.2          17.8                6.7 +/-    1.72      15.6 +/-    1.72  0.050 / 0.170
G25     89.2           13.5                6.8 +/-    1.38      17.5 +/-    1.38  0.060 / 0.170
G31     168.9          57.5               10.6 +/-    0.88      12.3 +/-    0.88  0.120 / 0.200
G32     29.1           57.1                6.4 +/-    1.01       7.4 +/-    1.01  0.110 / 0.210