PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/05-12:58:10
G01     320.3          14.9                2.9 +/-    1.11       7.1 +/-    1.11  0.040 / 0.050
G08     259.7          15.4                3.7 +/-    2.19       9.1 +/-    2.19  0.050 / 0.050
G10     73.8           54.5                4.3 +/-    0.34       5.2 +/-    0.34  0.030 / 0.030
G11     305.7          21.8                2.4 +/-    1.49       5.0 +/-    1.49  0.030 / 0.030
G14     286.1          70.3                4.3 +/-    0.49       4.5 +/-    0.49  0.160 / 0.290
G18     306.4          40.2                4.0 +/-    1.71       5.8 +/-    1.71  0.110 / 0.380
G20     101.9          31.7                4.5 +/-    0.49       7.6 +/-    0.49  0.110 / 0.270
G27     228.9          12.1                3.7 +/-    4.19      10.0 +/-    4.19  0.120 / 0.290
G31     179.0          35.2                6.4 +/-    1.17      10.2 +/-    1.17  0.090 / 0.220
G32     346.2          71.9                4.0 +/-    0.70       4.2 +/-    0.70  0.180 / 0.300