PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/11-02:13:10
G01     298.2          38.1                9.5 +/-    1.02      14.2 +/-    1.02  0.090 / 0.110
G03     309.5          11.3               -9.2 +/-   33.38     -25.0 +/-   33.38  0.090 / 0.110
G10     114.8          32.9                9.3 +/-    0.65      15.3 +/-    0.65  0.080 / 0.120
G11     270.6          27.4                9.9 +/-    1.11      18.4 +/-    1.11  0.090 / 0.130
G14     12.9           62.7                8.8 +/-    0.62       9.8 +/-    0.62  0.040 / 0.050
G18     260.7          49.6               10.8 +/-    1.05      13.7 +/-    1.05  0.040 / 0.050
G22     312.5          32.7                8.5 +/-    1.44      14.1 +/-    1.44  0.060 / 0.140
G25     71.1           17.8                7.1 +/-    0.67      16.4 +/-    0.67  0.050 / 0.170
G31     148.5          74.8               11.9 +/-    1.04      12.3 +/-    1.04  0.070 / 0.210
G32     46.4           45.1                7.7 +/-    0.78      10.3 +/-    0.78  0.080 / 0.210