PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/06-22:58:00
G08     319.0          12.9                7.8 +/-    1.56      20.5 +/-    1.56  0.030 / 0.050
G10     308.3          55.1                8.9 +/-    0.79      10.6 +/-    0.79  0.030 / 0.050
G14     212.4          17.2               12.4 +/-    1.12      29.3 +/-    1.12  0.060 / 0.080
G15     46.0           27.1                8.0 +/-    1.38      14.9 +/-    1.38  0.050 / 0.090
G20     8.9            64.6                9.8 +/-    0.57      10.8 +/-    0.57  0.080 / 0.390
G21     114.4          69.4               11.3 +/-    0.45      12.0 +/-    0.45  0.110 / 0.430
G24     87.3           28.2                9.8 +/-    0.48      17.8 +/-    0.48  0.100 / 0.260
G27     293.3          36.1               10.7 +/-    1.17      16.6 +/-    1.17  0.110 / 0.290
G32     213.6          40.2               13.5 +/-    0.96      19.6 +/-    0.96  0.090 / 0.120