PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-05:13:10
G07     39.7           69.3                6.6 +/-    0.67       7.0 +/-    0.67  0.030 / 0.030
G08     53.7           41.6                5.4 +/-    0.69       7.6 +/-    0.69  0.040 / 0.020
G09     175.6          38.9                8.8 +/-    1.64      13.0 +/-    1.64  0.280 / 0.250
G11     122.3          32.4                7.8 +/-    0.84      13.0 +/-    0.84  0.280 / 0.220
G17     198.4          11.5               -3.2 +/-   15.96      -8.7 +/-   15.96  0.130 / 0.330
G18     106.5          13.8                7.1 +/-    1.62      18.1 +/-    1.62  0.150 / 0.290
G23     161.4          14.8                6.9 +/-    1.52      17.2 +/-    1.52  0.060 / 0.060
G27     38.8           13.6                2.4 +/-    2.60       6.3 +/-    2.60  0.050 / 0.060
G28     266.0          48.3                7.1 +/-    3.02       9.1 +/-    3.02  0.110 / 0.290
G30     324.8          54.5                5.4 +/-    0.56       6.5 +/-    0.56  0.130 / 0.340