PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-01:12:50
G03     246.3          68.9                4.7 +/-    0.78       5.0 +/-    0.78  0.030 / 0.050
G09     303.9          20.9                5.3 +/-    2.13      11.5 +/-    2.13  0.040 / 0.050
G14     98.5           15.2                4.1 +/-    1.73      10.1 +/-    1.73  0.090 / 0.280
G16     128.4          57.7                7.0 +/-    0.29       8.1 +/-    0.29  0.100 / 0.300
G22     198.3          57.7                7.4 +/-    0.58       8.6 +/-    0.58  0.030 / 0.050
G23     316.6          46.1                4.9 +/-    1.37       6.5 +/-    1.37  0.030 / 0.050
G26     72.6           52.8                4.3 +/-    0.47       5.2 +/-    0.47  0.050 / 0.070
G31     51.1           22.1                1.7 +/-    0.67       3.7 +/-    0.67  0.060 / 0.080