PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/11-21:43:00
G01     320.1          14.2                8.2 +/-    1.87      20.8 +/-    1.87  0.160 / 0.350
G08     260.7          15.3               10.1 +/-    1.79      25.0 +/-    1.79  0.210 / 0.290
G10     71.7           56.2                8.5 +/-    0.50      10.1 +/-    0.50  0.190 / 0.270
G11     306.7          21.2                8.9 +/-    2.38      18.9 +/-    2.38  0.160 / 0.300
G14     285.6          69.9                9.2 +/-    0.46       9.7 +/-    0.46  0.050 / 0.060
G18     98.3           31.2                8.4 +/-    1.26      14.4 +/-    1.26  0.060 / 0.070
G27     225.9          11.2               13.6 +/-    1.42      37.0 +/-    1.42  0.020 / 0.020
G31     179.8          34.2               12.3 +/-    0.96      19.8 +/-    0.96  0.030 / 0.030
G32     351.3          71.3                8.2 +/-    0.49       8.6 +/-    0.49  0.040 / 0.040