PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/04/10-11:12:50
G01     311.8          30.0                6.6 +/-    0.98      11.5 +/-    0.98  0.050 / 0.060
G10     99.7           43.0                6.7 +/-    0.98       9.2 +/-    0.98  0.050 / 0.060
G11     287.3          27.8                3.9 +/-    2.20       7.1 +/-    2.20  0.110 / 0.130
G14     344.6          69.4                5.2 +/-    0.61       5.5 +/-    0.61  0.110 / 0.100
G18     283.9          50.0                6.2 +/-    2.23       7.8 +/-    2.23  0.080 / 0.170
G20     116.8          18.2                5.2 +/-    1.66      11.9 +/-    1.66  0.100 / 0.150
G22     309.0          25.9                4.3 +/-    2.18       8.3 +/-    2.18  0.040 / 0.020
G25     87.1           14.2                3.6 +/-    2.77       9.1 +/-    2.77  0.040 / 0.030
G31     172.2          57.3                7.7 +/-    0.62       8.9 +/-    0.62  0.040 / 0.050
G32     21.1           60.9                4.1 +/-    1.02       4.7 +/-    1.02  0.040 / 0.050