PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/26-23:13:10
G01     293.6          39.7               11.8 +/-    0.88      17.3 +/-    0.88  0.080 / 0.110
G03     311.0          14.3                9.1 +/-    1.43      22.9 +/-    1.43  0.060 / 0.100
G10     118.0          29.8               12.1 +/-    1.18      21.3 +/-    1.18  0.070 / 0.070
G11     265.9          26.5               11.9 +/-    0.98      22.5 +/-    0.98  0.050 / 0.090
G14     20.9           60.1               11.8 +/-    0.32      13.4 +/-    0.32  0.040 / 0.060
G18     253.0          48.6               12.6 +/-    1.10      16.1 +/-    1.10  0.040 / 0.050
G22     313.3          35.6               10.3 +/-    2.57      16.2 +/-    2.57  0.070 / 0.210
G25     65.5           17.3                9.6 +/-    0.94      22.5 +/-    0.94  0.070 / 0.200
G31     143.9          77.2               14.0 +/-    1.06      14.4 +/-    1.06  0.080 / 0.160
G32     49.3           43.2                9.7 +/-    0.74      13.4 +/-    0.74  0.100 / 0.170