PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/17-02:57:50
G01     291.8          39.9               10.1 +/-    5.21      14.7 +/-    5.21  0.050 / 0.070
G03     311.2          14.3                3.9 +/-    3.04       9.8 +/-    3.04  0.050 / 0.070
G10     118.8          30.4                5.7 +/-    1.45       9.9 +/-    1.45  0.060 / 0.080
G11     264.3          27.2                8.2 +/-    1.23      15.3 +/-    1.23  0.060 / 0.070
G14     25.3           58.3                7.0 +/-    1.49       8.1 +/-    1.49  0.060 / 0.080
G22     313.4          37.0                6.8 +/-    0.95      10.4 +/-    0.95  0.060 / 0.090
G25     64.8           17.9                4.6 +/-    1.03      10.7 +/-    1.03  0.120 / 0.120
G26     159.7          11.0               -3.3 +/-   33.74      -9.0 +/-   33.74  0.090 / 0.120
G31     146.0          77.9                7.5 +/-    0.67       7.6 +/-    0.67  0.070 / 0.050
G32     47.8           45.0                5.6 +/-    1.03       7.5 +/-    1.03  0.050 / 0.040