PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/30-23:12:50
G01     313.5          28.7                7.3 +/-    1.40      13.2 +/-    1.40  0.060 / 0.120
G10     95.8           44.6                9.4 +/-    0.77      12.8 +/-    0.77  0.080 / 0.140
G11     294.0          25.3                9.1 +/-    0.95      17.7 +/-    0.95  0.050 / 0.050
G14     322.3          70.4                7.9 +/-    0.82       8.3 +/-    0.82  0.040 / 0.050
G18     291.4          47.6                9.9 +/-    9.92      12.9 +/-    9.92  0.140 / 0.300
G20     114.7          19.6                9.2 +/-    0.97      20.4 +/-    0.97  0.160 / 0.350
G22     306.0          16.9                7.4 +/-    4.25      17.5 +/-    4.25  0.060 / 0.070
G25     92.4           12.8                9.5 +/-    2.97      24.9 +/-    2.97  0.070 / 0.060
G31     170.5          55.2               10.1 +/-    0.93      12.0 +/-    0.93  0.210 / 0.390
G32     26.0           59.0                8.2 +/-    0.78       9.4 +/-    0.78  0.180 / 0.270