PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/15-22:13:10
G01     312.7          29.7               10.4 +/-    1.91      18.4 +/-    1.91  0.150 / 0.200
G10     97.1           43.8               10.0 +/-    0.48      13.7 +/-    0.48  0.120 / 0.210
G11     293.2          25.4                9.6 +/-    0.97      18.6 +/-    0.97  0.130 / 0.340
G14     323.8          70.1               10.0 +/-    0.53      10.6 +/-    0.53  0.140 / 0.310
G20     115.6          18.5               10.0 +/-    0.61      22.9 +/-    0.61  0.050 / 0.050
G22     306.5          17.6                9.8 +/-    1.91      22.9 +/-    1.91  0.050 / 0.040
G25     91.2           13.3               10.0 +/-    2.07      26.0 +/-    2.07  0.080 / 0.130
G31     170.3          56.2               13.2 +/-    1.03      15.6 +/-    1.03  0.080 / 0.160
G32     27.7           57.9                9.5 +/-    0.62      11.0 +/-    0.62  0.030 / 0.050