PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/10-02:12:30
G01     318.4          19.0                6.5 +/-    1.50      14.6 +/-    1.50  0.130 / 0.260
G08     254.8          12.5                8.3 +/-    0.95      22.0 +/-    0.95  0.150 / 0.310
G10     80.6           53.5                7.2 +/-    1.05       8.7 +/-    1.05  0.160 / 0.390
G11     300.7          25.1                8.3 +/-    1.39      16.2 +/-    1.39  0.130 / 0.390
G14     305.6          71.5                7.2 +/-    0.47       7.5 +/-    0.47  0.030 / 0.030
G18     102.5          28.8                6.9 +/-    0.86      12.5 +/-    0.86  0.030 / 0.030
G22     300.9          11.0                0.4 +/-    6.87       1.1 +/-    6.87  0.060 / 0.080
G31     177.4          41.8                9.7 +/-    1.07      13.7 +/-    1.07  0.050 / 0.080
G32     3.5            68.0                7.3 +/-    0.69       7.8 +/-    0.69  0.060 / 0.050