PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-02:58:10
G01     312.2          29.9                7.9 +/-    0.99      13.9 +/-    0.99  0.100 / 0.200
G10     98.4           43.3               14.2 +/-    0.91      19.6 +/-    0.91  0.110 / 0.140
G11     290.4          26.6               11.3 +/-    1.24      21.3 +/-    1.24  0.100 / 0.150
G14     334.7          70.1                8.8 +/-    0.52       9.3 +/-    0.52  0.090 / 0.140
G18     287.8          48.7                2.0 +/-    6.07       2.6 +/-    6.07  0.060 / 0.050
G20     116.0          19.4                5.6 +/-    1.07      12.6 +/-    1.07  0.060 / 0.050
G22     307.2          19.4                7.6 +/-    1.63      17.0 +/-    1.63  0.050 / 0.070
G25     90.4           13.8                6.3 +/-    3.17      16.0 +/-    3.17  0.050 / 0.070
G31     168.9          58.0               10.0 +/-    0.68      11.6 +/-    0.68  0.030 / 0.030
G32     26.8           58.3                7.8 +/-    0.98       9.0 +/-    0.98  0.050 / 0.040