PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-02:58:10
G01     312.7          28.0               10.1 +/-    1.13      18.5 +/-    1.13  0.120 / 0.230
G10     96.7           46.4               10.0 +/-    0.55      13.2 +/-    0.55  0.090 / 0.190
G11     288.7          28.8                9.4 +/-    1.32      16.9 +/-    1.32  0.090 / 0.160
G14     342.1          69.7               10.7 +/-    0.59      11.3 +/-    0.59  0.100 / 0.130
G18     111.6          20.7                9.8 +/-    1.40      21.2 +/-    1.40  0.020 / 0.030
G22     306.3          19.5                9.9 +/-    2.28      22.0 +/-    2.28  0.020 / 0.030
G25     86.2           13.7               10.0 +/-    1.76      25.7 +/-    1.76  0.050 / 0.060
G31     174.0          55.0               12.6 +/-    0.98      15.0 +/-    0.98  0.030 / 0.050
G32     23.6           59.8                9.4 +/-    0.50      10.7 +/-    0.50  0.080 / 0.180