PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/06-17:27:40
G05     50.6           14.1                7.9 +/-    1.00      20.1 +/-    1.00  0.060 / 0.150
G10     239.8          15.7               13.3 +/-    2.84      32.7 +/-    2.84  0.070 / 0.170
G13     70.3           36.6                8.5 +/-    0.75      13.2 +/-    0.75  0.110 / 0.210
G15     113.2          55.1               10.8 +/-    0.47      12.8 +/-    0.47  0.120 / 0.210
G16     314.5          10.8                5.1 +/-   12.64      13.9 +/-   12.64  0.030 / 0.090
G18     251.7          47.5               12.3 +/-    0.83      16.0 +/-    0.83  0.040 / 0.070
G20     30.8           62.5               10.2 +/-    0.84      11.3 +/-    0.84  0.030 / 0.050
G21     321.5          53.3               10.0 +/-    0.84      12.1 +/-    0.84  0.030 / 0.050
G26     286.1          18.6               10.1 +/-    0.72      23.1 +/-    0.72  0.200 / 0.590
G29     155.8          59.4               12.1 +/-    0.70      13.8 +/-    0.70  0.220 / 0.660