PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/09-03:43:10
G01     315.3          25.1                5.1 +/-    3.29       9.9 +/-    3.29  0.120 / 0.210
G10     92.6           47.7                7.1 +/-    0.32       9.3 +/-    0.32  0.080 / 0.170
G11     293.7          26.8                5.8 +/-    1.02      10.8 +/-    1.02  0.050 / 0.060
G14     320.9          70.6                7.5 +/-    0.93       7.9 +/-    0.93  0.050 / 0.060
G18     294.6          46.0                6.6 +/-    1.20       8.8 +/-    1.20  0.040 / 0.050
G20     102.2          49.5               10.1 +/-    2.25      12.8 +/-    2.25  0.030 / 0.050
G22     305.0          16.6                6.5 +/-    1.46      15.6 +/-    1.46  0.080 / 0.180
G25     92.6           12.2                4.4 +/-    1.35      11.8 +/-    1.35  0.090 / 0.180
G31     170.6          53.9                8.0 +/-    0.57       9.6 +/-    0.57  0.170 / 0.410
G32     25.1           59.5                5.9 +/-    0.65       6.7 +/-    0.65  0.150 / 0.440