PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/17-02:12:50
G01     284.6          41.3                4.7 +/-    0.70       6.7 +/-    0.70  0.060 / 0.080
G03     313.3          19.8                5.3 +/-    2.09      11.7 +/-    2.09  0.050 / 0.070
G10     123.3          24.5                7.0 +/-    0.99      13.8 +/-    0.99  0.050 / 0.080
G11     259.0          24.2                6.8 +/-    2.67      13.5 +/-    2.67  0.060 / 0.080
G14     29.8           56.5                4.2 +/-    0.84       4.9 +/-    0.84  0.040 / 0.050
G18     244.4          45.2                7.7 +/-    1.10      10.4 +/-    1.10  0.040 / 0.040
G22     314.4          42.0                5.4 +/-    1.18       7.6 +/-    1.18  0.050 / 0.170
G25     60.0           17.6                4.4 +/-    1.43      10.2 +/-    1.43  0.070 / 0.160
G31     95.4           79.5                6.7 +/-    0.41       6.8 +/-    0.41  0.070 / 0.220
G32     56.1           37.9                4.3 +/-    0.67       6.5 +/-    0.67  0.070 / 0.210