PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/13-05:43:00
G01     313.0          28.0                6.1 +/-    3.15      11.2 +/-    3.15  0.090 / 0.210
G10     97.5           45.2                7.2 +/-    0.40       9.7 +/-    0.40  0.100 / 0.260
G11     290.2          27.3                5.3 +/-    1.64       9.8 +/-    1.64  0.050 / 0.050
G14     329.3          69.9                5.8 +/-    0.60       6.2 +/-    0.60  0.050 / 0.040
G18     289.6          47.6                5.9 +/-    0.82       7.6 +/-    0.82  0.060 / 0.170
G20     112.3          31.5               12.6 +/-    1.28      21.3 +/-    1.28  0.060 / 0.160
G22     307.0          20.8                7.7 +/-    3.82      16.6 +/-    3.82  0.100 / 0.160
G25     89.5           13.9                6.3 +/-    0.73      16.2 +/-    0.73  0.080 / 0.130
G31     168.5          58.3                8.5 +/-    0.91       9.8 +/-    0.91  0.040 / 0.050
G32     29.8           56.6                4.3 +/-    0.74       5.1 +/-    0.74  0.040 / 0.050