PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/09-00:42:40
G01     313.6          28.5                7.2 +/-    2.22      13.0 +/-    2.22  0.070 / 0.170
G10     95.7           44.7                9.1 +/-    1.04      12.3 +/-    1.04  0.100 / 0.100
G11     293.5          25.7                7.9 +/-    1.21      15.2 +/-    1.21  0.050 / 0.050
G14     324.8          70.5                8.9 +/-    0.67       9.3 +/-    0.67  0.050 / 0.050
G18     291.4          47.6                9.6 +/-   10.03      12.5 +/-   10.03  0.050 / 0.060
G20     114.6          20.2                8.2 +/-    2.44      18.0 +/-    2.44  0.070 / 0.070
G22     306.1          17.1                8.1 +/-    3.31      19.3 +/-    3.31  0.060 / 0.030
G25     92.5           12.9                9.0 +/-    2.92      23.6 +/-    2.92  0.040 / 0.030
G31     170.2          55.4               11.2 +/-    1.11      13.3 +/-    1.11  0.220 / 0.280
G32     25.2           59.4                8.3 +/-    0.91       9.5 +/-    0.91  0.190 / 0.300