PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/06-00:12:30
G02     43.0           46.8                9.7 +/-    0.60      12.8 +/-    0.60  0.030 / 0.050
G05     108.5          68.7               12.5 +/-    0.64      13.3 +/-    0.64  0.030 / 0.040
G12     188.9          54.3               12.6 +/-    0.70      15.1 +/-    0.70  0.020 / 0.030
G25     277.4          57.9               13.6 +/-    0.99      15.7 +/-    0.99  0.030 / 0.030
G29     314.4          35.6               10.2 +/-    0.97      16.0 +/-    0.97  0.050 / 0.040