PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-21:57:50
G10     269.5          39.8               11.8 +/-    1.83      17.3 +/-    1.83  0.140 / 0.230
G13     40.8           16.4                7.2 +/-    1.71      17.3 +/-    1.71  0.110 / 0.220
G15     60.8           52.1                9.8 +/-    0.79      12.0 +/-    0.79  0.210 / 0.640
G16     276.2          11.5               11.9 +/-    2.07      32.1 +/-    2.07  0.200 / 0.530
G20     301.8          61.2                7.7 +/-    0.80       8.6 +/-    0.80  0.150 / 0.250
G21     7.9            73.0                9.7 +/-    0.96      10.1 +/-    0.96  0.170 / 0.220
G24     116.4          15.7               11.7 +/-    1.20      28.6 +/-    1.20  0.040 / 0.050
G27     318.0          19.8                7.7 +/-    1.94      17.1 +/-    1.94  0.040 / 0.050
G29     168.3          29.5               13.7 +/-    1.49      24.3 +/-    1.49  0.130 / 0.240
G32     204.3          12.2               13.4 +/-   28.09      35.5 +/-   28.09  0.110 / 0.310