PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/10-15:28:10
G02     3.5            72.3                7.4 +/-    0.50       7.7 +/-    0.50  0.060 / 0.100
G05     161.3          42.2                9.8 +/-    0.95      13.8 +/-    0.95  0.060 / 0.110
G06     44.5           30.3                5.9 +/-    0.94      10.2 +/-    0.94  0.020 / 0.030
G12     278.5          79.6                5.6 +/-    0.71       5.7 +/-    0.71  0.020 / 0.040
G19     84.2           19.4                7.2 +/-    1.10      16.1 +/-    1.10  0.060 / 0.120
G24     222.3          16.1                7.5 +/-    1.75      18.1 +/-    1.75  0.060 / 0.120
G25     314.4          36.8                5.7 +/-    2.35       8.7 +/-    2.35  0.070 / 0.090
G29     292.7          14.4                7.9 +/-    1.76      20.0 +/-    1.76  0.070 / 0.110