PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/30-22:42:30
G01     233.1          23.6                7.7 +/-    1.68      15.5 +/-    1.68  0.080 / 0.140
G03     304.9          60.6                6.4 +/-    1.06       7.3 +/-    1.06  0.090 / 0.140
G14     78.5           29.3                7.0 +/-    1.70      12.5 +/-    1.70  0.040 / 0.030
G16     153.5          35.6                8.2 +/-    1.10      12.8 +/-    1.10  0.050 / 0.030
G22     250.7          75.1                7.8 +/-    0.53       8.1 +/-    0.53  0.140 / 0.280
G23     299.5          29.3                8.3 +/-    1.77      14.8 +/-    1.77  0.170 / 0.210
G26     116.3          51.0                8.8 +/-    0.46      11.0 +/-    0.46  0.030 / 0.030
G31     41.6           43.2                6.1 +/-    1.47       8.5 +/-    1.47  0.040 / 0.030
G32     92.1           11.9                6.6 +/-    1.93      17.5 +/-    1.93  0.070 / 0.090