PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-21:27:50
G08     270.6          19.6                7.9 +/-    2.78      17.5 +/-    2.78  0.130 / 0.280
G10     52.0           60.5                8.0 +/-    0.87       9.1 +/-    0.87  0.120 / 0.270
G11     313.9          14.9                8.9 +/-    1.90      22.2 +/-    1.90  0.020 / 0.020
G14     259.5          64.4                8.6 +/-    0.91       9.5 +/-    0.91  0.040 / 0.030
G18     88.4           38.0                9.8 +/-    0.40      14.7 +/-    0.40  0.130 / 0.270
G21     152.6          15.9               10.9 +/-    3.88      26.5 +/-    3.88  0.180 / 0.310
G24     42.1           14.2                6.6 +/-    2.10      16.8 +/-    2.10  0.060 / 0.260
G27     233.6          18.2               12.4 +/-    0.60      28.6 +/-    0.60  0.080 / 0.210
G31     181.6          23.3               13.1 +/-    2.56      26.6 +/-    2.56  0.040 / 0.060
G32     313.8          75.2                9.4 +/-    0.99       9.7 +/-    0.99  0.050 / 0.060