PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/29-05:42:40
G01     312.3          29.7                3.9 +/-    1.05       7.0 +/-    1.05  0.130 / 0.290
G10     98.5           43.4                5.5 +/-    0.72       7.6 +/-    0.72  0.150 / 0.270
G11     289.5          27.0                2.9 +/-    2.34       5.5 +/-    2.34  0.040 / 0.050
G14     338.1          70.0                4.7 +/-    0.78       5.0 +/-    0.78  0.060 / 0.050
G18     287.3          48.9               10.3 +/-    4.27      13.1 +/-    4.27  0.100 / 0.110
G20     116.0          19.4                3.8 +/-    2.11       8.5 +/-    2.11  0.090 / 0.110
G22     307.5          20.9                2.6 +/-    3.20       5.5 +/-    3.20  0.040 / 0.040
G25     89.9           13.8                4.4 +/-    2.71      11.2 +/-    2.71  0.050 / 0.040
G31     169.4          57.8                7.1 +/-    0.57       8.2 +/-    0.57  0.170 / 0.250
G32     25.1           59.3                4.4 +/-    0.82       5.0 +/-    0.82  0.140 / 0.300