PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/12-02:28:00
G01     316.1          24.9                5.9 +/-    1.40      11.5 +/-    1.40  0.100 / 0.330
G10     90.2           47.6                8.5 +/-    0.79      11.0 +/-    0.79  0.070 / 0.430
G11     297.4          24.9                6.8 +/-    1.61      13.4 +/-    1.61  0.130 / 0.180
G14     313.9          71.0                6.8 +/-    0.58       7.1 +/-    0.58  0.110 / 0.160
G18     297.1          45.5                8.0 +/-    4.14      10.8 +/-    4.14  0.040 / 0.050
G20     111.1          24.1                7.9 +/-    1.20      15.8 +/-    1.20  0.050 / 0.040
G22     304.2          14.4                5.8 +/-    2.40      14.7 +/-    2.40  0.190 / 0.090
G25     96.5           11.0               -8.3 +/-   31.35     -22.7 +/-   31.35  0.060 / 0.110
G31     172.1          50.6                8.4 +/-    0.68      10.5 +/-    0.68  0.190 / 0.320
G32     17.9           63.1                7.9 +/-    0.75       8.8 +/-    0.75  0.180 / 0.310