PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/13-18:57:50
G08     304.6          21.6                8.3 +/-    1.84      17.6 +/-    1.84  0.040 / 0.040
G10     340.5          61.2                8.7 +/-    0.33       9.8 +/-    0.33  0.040 / 0.040
G14     220.0          34.6               10.9 +/-    2.13      17.4 +/-    2.13  0.110 / 0.130
G15     47.7           9.6                 7.2 +/-    2.76      20.4 +/-    2.76  0.070 / 0.110
G20     44.7           58.7               10.0 +/-    0.65      11.5 +/-    0.65  0.100 / 0.210
G21     137.8          51.5               11.5 +/-    0.38      14.2 +/-    0.38  0.110 / 0.190
G24     65.7           27.5                7.8 +/-    1.05      14.5 +/-    1.05  0.060 / 0.080
G27     272.3          36.3               10.4 +/-    1.09      16.1 +/-    1.09  0.050 / 0.090
G32     226.7          56.0               10.3 +/-    2.44      12.1 +/-    2.44  0.100 / 0.560