PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-03:12:50
G01     293.1          40.9                6.1 +/-    0.85       8.7 +/-    0.85  0.040 / 0.060
G03     310.9          14.7                5.1 +/-    1.79      12.8 +/-    1.79  0.040 / 0.050
G10     117.4          29.1                7.0 +/-    0.74      12.5 +/-    0.74  0.060 / 0.110
G11     268.9          25.7                8.7 +/-    1.68      16.7 +/-    1.68  0.070 / 0.110
G14     17.2           61.4                6.5 +/-    0.69       7.3 +/-    0.69  0.060 / 0.090
G18     255.6          48.8                6.9 +/-    0.92       8.8 +/-    0.92  0.050 / 0.090
G22     313.4          35.1                6.4 +/-    3.00      10.2 +/-    3.00  0.060 / 0.110
G25     71.0           18.6                5.0 +/-    0.89      11.3 +/-    0.89  0.050 / 0.110
G31     133.1          77.1                8.1 +/-    0.58       8.3 +/-    0.58  0.110 / 0.180
G32     47.8           44.4                4.9 +/-    0.82       6.7 +/-    0.82  0.110 / 0.190