PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-22:43:00
G01     252.9          36.4                9.8 +/-    2.07      15.1 +/-    2.07  0.040 / 0.090
G03     316.3          41.4                6.7 +/-    1.04       9.5 +/-    1.04  0.050 / 0.080
G11     237.2          12.6                8.7 +/-    3.56      22.8 +/-    3.56  0.060 / 0.090
G14     58.7           41.5                6.8 +/-    1.17       9.7 +/-    1.17  0.070 / 0.100
G16     163.5          16.7                9.4 +/-    2.06      22.5 +/-    2.06  0.040 / 0.040
G22     306.8          63.7                6.3 +/-    0.80       7.0 +/-    0.80  0.030 / 0.040
G23     284.7          16.8                9.0 +/-    1.95      21.5 +/-    1.95  0.170 / 0.420
G26     139.2          36.2                8.4 +/-    1.13      13.0 +/-    1.13  0.160 / 0.350
G31     41.5           62.6                6.4 +/-    0.60       7.1 +/-    0.60  0.070 / 0.060
G32     75.7           24.1                8.6 +/-    0.95      17.1 +/-    0.95  0.060 / 0.060