PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/26-14:27:50
G01     240.4          29.9                8.9 +/-    1.58      15.7 +/-    1.58  0.130 / 0.180
G03     311.7          57.2                6.3 +/-    1.60       7.3 +/-    1.60  0.090 / 0.120
G14     70.1           34.4                7.2 +/-    2.84      11.5 +/-    2.84  0.110 / 0.160
G16     162.3          24.0                6.8 +/-    1.15      13.6 +/-    1.15  0.120 / 0.120
G18     211.7          18.9                7.7 +/-    3.20      17.5 +/-    3.20  0.070 / 0.120
G22     271.8          76.7                6.8 +/-    0.74       6.9 +/-    0.74  0.070 / 0.130
G23     293.5          24.8                7.3 +/-    1.44      14.3 +/-    1.44  0.050 / 0.040
G26     131.6          44.6                9.3 +/-    0.44      12.6 +/-    0.44  0.060 / 0.040
G31     40.5           50.6                5.9 +/-    0.60       7.4 +/-    0.60  0.030 / 0.030
G32     83.0           21.1                7.3 +/-    2.53      15.7 +/-    2.53  0.030 / 0.040