PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-05:57:30
G02     59.0           32.5                3.3 +/-    0.58       5.5 +/-    0.58  0.070 / 0.100
G05     59.3           61.4                5.5 +/-    0.96       6.1 +/-    0.96  0.080 / 0.100
G12     186.6          36.3                6.4 +/-    1.37       9.9 +/-    1.37  0.040 / 0.060
G13     128.4          14.1                4.7 +/-    2.94      12.0 +/-    2.94  0.040 / 0.060
G15     163.8          11.7                5.4 +/-    3.16      14.4 +/-    3.16  0.030 / 0.040
G21     271.8          19.5               -1.0 +/-    1.42      -2.3 +/-    1.42  0.030 / 0.030
G25     234.8          52.6                6.1 +/-    1.52       7.4 +/-    1.52  0.040 / 0.040
G29     332.8          58.2                3.8 +/-    0.98       4.4 +/-    0.98  0.040 / 0.050