PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-17:43:10
G01     54.7           28.1                6.5 +/-    0.83      11.9 +/-    0.83  0.100 / 0.300
G06     179.2          18.3               10.0 +/-    1.78      23.1 +/-    1.78  0.100 / 0.300
G07     143.3          13.2                9.3 +/-    2.00      24.3 +/-    2.00  0.040 / 0.050
G11     45.9           19.7                6.0 +/-    1.43      13.4 +/-    1.43  0.040 / 0.060
G13     255.8          34.1                9.8 +/-    1.15      15.8 +/-    1.15  0.090 / 0.260
G15     288.6          16.5                8.6 +/-    1.76      20.5 +/-    1.76  0.100 / 0.270
G17     275.4          78.1               10.0 +/-    0.89      10.2 +/-    0.89  0.060 / 0.110
G19     237.5          55.8                9.8 +/-    0.96      11.6 +/-    0.96  0.050 / 0.100
G28     34.8           57.9                8.4 +/-    0.53       9.8 +/-    0.53  0.050 / 0.060
G30     145.9          43.9               -3.8 +/-   29.61      -5.2 +/-   29.61  0.060 / 0.090