PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/05/11-00:27:30
G02     30.3           57.4               12.3 +/-    0.78      14.3 +/-    0.78  0.050 / 0.030
G05     142.2          59.6               16.0 +/-    1.23      18.2 +/-    1.23  0.030 / 0.040
G06     51.0           20.2                6.5 +/-    2.07      14.2 +/-    2.07  0.100 / 0.370
G12     212.3          73.3               12.4 +/-    0.99      12.9 +/-    0.99  0.100 / 0.350
G19     97.1           11.1               13.1 +/-    3.21      35.8 +/-    3.21  0.050 / 0.070
G25     301.3          51.4               13.2 +/-    1.47      16.3 +/-    1.47  0.040 / 0.060
G29     306.3          28.3               10.9 +/-    1.99      19.8 +/-    1.99  0.100 / 0.250