PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-05:57:30
G01     316.5          23.2                5.3 +/-    0.84      10.7 +/-    0.84  0.110 / 0.190
G08     252.2          9.8                 7.3 +/-    3.03      20.4 +/-    3.03  0.120 / 0.260
G10     89.5           49.2                5.1 +/-    0.84       6.5 +/-    0.84  0.300 / 0.230
G11     296.8          25.6                5.5 +/-    1.19      10.6 +/-    1.19  0.150 / 0.180
G14     309.6          70.2                5.0 +/-    0.47       5.3 +/-    0.47  0.040 / 0.040
G18     297.8          44.4                6.8 +/-    6.23       9.2 +/-    6.23  0.040 / 0.040
G20     108.2          32.3                7.2 +/-    2.00      12.0 +/-    2.00  0.040 / 0.050
G22     304.4          16.5                2.4 +/-    8.00       5.7 +/-    8.00  0.050 / 0.050
G31     171.6          51.4                8.0 +/-    0.74       9.9 +/-    0.74  0.080 / 0.110
G32     22.0           61.3                5.2 +/-    0.69       5.9 +/-    0.69  0.090 / 0.120