PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/13-22:42:30
G01     301.3          36.5                8.1 +/-    2.33      12.4 +/-    2.33  0.080 / 0.110
G10     111.8          36.4                9.5 +/-    1.39      14.7 +/-    1.39  0.090 / 0.110
G11     274.9          28.3                8.4 +/-    0.98      15.2 +/-    0.98  0.060 / 0.080
G14     10.8           63.5                7.5 +/-    0.51       8.3 +/-    0.51  0.060 / 0.080
G22     311.3          29.7                5.7 +/-    1.09      10.0 +/-    1.09  0.020 / 0.020
G25     75.1           17.8                7.5 +/-    1.76      17.5 +/-    1.76  0.040 / 0.030
G31     168.2          69.0                9.3 +/-    0.47       9.9 +/-    0.47  0.090 / 0.180
G32     40.4           49.8                6.1 +/-    1.69       7.7 +/-    1.69  0.110 / 0.170