PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/19-02:57:40
G01     316.5          23.3                4.0 +/-    2.00       8.2 +/-    2.00  0.150 / 0.340
G10     89.5           49.1                7.1 +/-    0.73       9.1 +/-    0.73  0.140 / 0.430
G11     295.9          26.2                6.3 +/-    3.53      12.1 +/-    3.53  0.110 / 0.190
G14     314.9          70.8                5.8 +/-    1.11       6.1 +/-    1.11  0.110 / 0.210
G18     297.4          44.9                5.8 +/-    1.15       7.8 +/-    1.15  0.040 / 0.050
G20     94.9           56.7               11.0 +/-    1.15      12.9 +/-    1.15  0.040 / 0.050
G22     303.8          14.4                2.2 +/-    4.10       5.7 +/-    4.10  0.120 / 0.450
G25     94.6           11.2              -16.2 +/-   25.03     -44.0 +/-   25.03  0.120 / 0.430
G31     171.6          51.3                9.6 +/-    1.65      11.9 +/-    1.65  0.090 / 0.180
G32     22.0           61.3                5.8 +/-    0.63       6.5 +/-    0.63  0.100 / 0.170