PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-22:42:30
G02     59.2           32.8                7.5 +/-    4.16      12.5 +/-    4.16  0.050 / 0.150
G05     57.4           60.4               19.9 +/-   28.86      22.5 +/-   28.86  0.060 / 0.080
G12     185.6          34.5               20.6 +/-   30.62      33.1 +/-   30.62  0.060 / 0.120
G13     126.9          14.9               18.2 +/-   30.42      45.4 +/-   30.42  0.050 / 0.100
G15     163.1          12.8               20.7 +/-   30.16      54.3 +/-   30.16  0.040 / 0.180
G25     237.5          52.2               21.2 +/-   29.45      26.0 +/-   29.45  0.050 / 0.100
G29     330.1          55.9               22.5 +/-   28.77      26.5 +/-   28.77  0.160 / 0.340