PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/15-20:42:40
G01     318.5          19.7                8.8 +/-    2.42      19.5 +/-    2.42  0.210 / 0.370
G08     253.7          12.2                9.5 +/-    2.80      25.2 +/-    2.80  0.210 / 0.440
G10     83.1           51.5                9.1 +/-    0.73      11.3 +/-    0.73  0.220 / 0.370
G11     300.2          24.7               10.0 +/-    1.47      19.6 +/-    1.47  0.200 / 0.410
G14     304.0          71.2                9.5 +/-    0.68       9.9 +/-    0.68  0.050 / 0.060
G18     301.0          43.8                7.9 +/-    0.89      10.8 +/-    0.89  0.060 / 0.050
G20     107.1          27.6                9.3 +/-    2.43      17.2 +/-    2.43  0.110 / 0.230
G22     301.6          11.1                3.1 +/-   13.18       8.5 +/-   13.18  0.100 / 0.240
G31     177.3          42.5               12.0 +/-    0.86      16.8 +/-    0.86  0.170 / 0.380
G32     11.0           66.2                8.6 +/-    0.67       9.3 +/-    0.67  0.150 / 0.460