PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/05-06:12:50
G01     313.8          27.0                4.9 +/-    1.42       9.1 +/-    1.42  0.040 / 0.040
G10     95.9           46.1                4.7 +/-    1.05       6.3 +/-    1.05  0.040 / 0.050
G11     291.7          27.0                3.3 +/-    1.52       6.1 +/-    1.52  0.080 / 0.140
G14     324.6          70.0                4.2 +/-    0.67       4.5 +/-    0.67  0.100 / 0.160
G18     291.4          47.0                6.2 +/-    7.48       8.1 +/-    7.48  0.130 / 0.270
G20     112.5          28.1                6.6 +/-    1.58      12.0 +/-    1.58  0.170 / 0.290
G22     306.6          20.3                3.1 +/-    0.96       6.8 +/-    0.96  0.050 / 0.060
G25     90.8           13.4                4.2 +/-    1.67      10.9 +/-    1.67  0.070 / 0.070
G31     169.2          56.9                6.0 +/-    0.73       7.0 +/-    0.73  0.030 / 0.040
G32     28.3           57.5                4.0 +/-    1.09       4.6 +/-    1.09  0.040 / 0.040