PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/23-03:43:10
G01     291.6          40.1                5.8 +/-    1.19       8.5 +/-    1.19  0.180 / 0.280
G03     311.4          14.9                5.4 +/-    2.43      13.6 +/-    2.43  0.190 / 0.390
G10     119.3          28.9                4.3 +/-    1.26       7.8 +/-    1.26  0.050 / 0.080
G11     264.4          26.1                7.9 +/-    1.63      15.1 +/-    1.63  0.050 / 0.070
G14     21.8           59.7                6.2 +/-    0.80       7.1 +/-    0.80  0.050 / 0.110
G18     253.1          47.8                7.7 +/-    0.51       9.9 +/-    0.51  0.050 / 0.120
G22     313.5          36.8                5.6 +/-    1.03       8.6 +/-    1.03  0.040 / 0.080
G25     66.5           18.4                3.8 +/-    0.93       8.7 +/-    0.93  0.060 / 0.070
G31     118.3          78.5                6.0 +/-    0.85       6.1 +/-    0.85  0.050 / 0.090
G32     51.9           40.8                3.9 +/-    0.91       5.6 +/-    0.91  0.050 / 0.080