PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/09-04:28:10
G01     298.3          38.0                6.0 +/-    1.50       9.1 +/-    1.50  0.080 / 0.080
G03     309.4          11.0               -6.7 +/-   31.13     -18.4 +/-   31.13  0.070 / 0.110
G10     114.6          33.2                6.6 +/-    1.25      10.9 +/-    1.25  0.080 / 0.090
G11     270.9          27.4                5.7 +/-    1.58      10.5 +/-    1.58  0.060 / 0.080
G14     11.4           63.1                4.9 +/-    0.62       5.4 +/-    0.62  0.050 / 0.040
G18     262.2          49.4                6.7 +/-    2.82       8.4 +/-    2.82  0.050 / 0.040
G22     312.5          32.8                3.7 +/-    2.10       6.2 +/-    2.10  0.080 / 0.160
G25     72.5           18.1                4.2 +/-    1.32       9.7 +/-    1.32  0.090 / 0.170
G31     143.1          75.2                6.9 +/-    0.64       7.1 +/-    0.64  0.060 / 0.130
G32     46.8           44.6                4.0 +/-    0.66       5.5 +/-    0.66  0.060 / 0.120