PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/14-00:28:00
G01     311.9          30.4               10.2 +/-    3.12      17.8 +/-    3.12  0.090 / 0.180
G10     98.7           43.0                9.7 +/-    0.35      13.5 +/-    0.35  0.090 / 0.170
G11     291.0          26.1                9.2 +/-    1.62      17.5 +/-    1.62  0.090 / 0.140
G14     331.6          70.0                8.7 +/-    0.56       9.2 +/-    0.56  0.090 / 0.130
G18     287.7          48.6                9.6 +/-    1.08      12.4 +/-    1.08  0.040 / 0.050
G20     116.4          18.3               10.1 +/-    1.86      23.1 +/-    1.86  0.040 / 0.050
G22     307.1          18.9                8.7 +/-    1.87      19.6 +/-    1.87  0.170 / 0.260
G25     90.2           13.8                8.8 +/-    1.61      22.6 +/-    1.61  0.170 / 0.290
G31     168.9          58.1               10.2 +/-    0.92      11.8 +/-    0.92  0.050 / 0.080
G32     28.5           57.4                7.9 +/-    0.93       9.2 +/-    0.93  0.070 / 0.060