PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/03-11:28:00
G02     227.1          67.7                5.1 +/-    1.00       5.4 +/-    1.00  0.160 / 0.330
G06     43.8           65.5                4.1 +/-    0.19       4.5 +/-    0.19  0.080 / 0.080
G12     321.1          46.0                4.0 +/-    1.82       5.3 +/-    1.82  0.090 / 0.090
G17     66.4           24.4                5.2 +/-    1.04      10.3 +/-    1.04  0.050 / 0.050
G19     46.7           45.6                4.2 +/-    0.55       5.6 +/-    0.55  0.030 / 0.050
G24     248.2          38.3                5.7 +/-    0.76       8.6 +/-    0.76  0.030 / 0.030
G25     315.2          10.3              -16.7 +/-   18.47     -46.5 +/-   18.47  0.020 / 0.030