PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/25-22:12:50
G08     284.5          22.0               10.3 +/-    1.15      21.6 +/-    1.15  0.080 / 0.120
G10     35.1           61.5               10.0 +/-    1.32      11.2 +/-    1.32  0.070 / 0.130
G14     239.7          53.1               11.4 +/-    2.87      13.9 +/-    2.87  0.130 / 0.130
G18     317.4          19.7                7.1 +/-    2.00      15.8 +/-    2.00  0.110 / 0.100
G20     80.8           44.7                9.7 +/-    1.24      13.1 +/-    1.24  0.160 / 0.280
G21     151.7          30.4               12.0 +/-    2.01      20.9 +/-    2.01  0.340 / 0.340
G24     48.3           20.7                9.4 +/-    2.40      20.4 +/-    2.40  0.030 / 0.020
G27     243.7          25.9               11.1 +/-    1.57      21.2 +/-    1.57  0.020 / 0.020
G31     180.5          17.0               13.3 +/-    0.78      31.4 +/-    0.78  0.110 / 0.160
G32     278.5          75.6                9.6 +/-    0.41       9.9 +/-    0.41  0.110 / 0.170