PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-21:12:40
G01     309.8          30.9                8.8 +/-    0.70      15.1 +/-    0.70  0.090 / 0.160
G10     102.2          43.1               10.1 +/-    0.85      14.0 +/-    0.85  0.100 / 0.120
G11     285.9          28.1                7.3 +/-    1.10      13.3 +/-    1.10  0.030 / 0.030
G14     350.2          68.2                8.0 +/-    0.42       8.5 +/-    0.42  0.030 / 0.030
G18     115.3          15.6               10.0 +/-    1.59      24.4 +/-    1.59  0.140 / 0.200
G22     308.1          22.4                8.5 +/-    2.66      17.7 +/-    2.66  0.120 / 0.190
G25     84.9           15.5               10.9 +/-    2.62      26.8 +/-    2.62  0.040 / 0.030
G31     173.4          59.2               11.5 +/-    0.55      13.2 +/-    0.55  0.030 / 0.040
G32     30.6           56.0                8.1 +/-    0.69       9.6 +/-    0.69  0.070 / 0.120