PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/09-00:12:40
G01     318.7          18.4                9.0 +/-    1.81      20.5 +/-    1.81  0.020 / 0.030
G08     255.6          12.9               13.4 +/-    0.87      35.2 +/-    0.87  0.030 / 0.030
G10     79.7           53.8                9.7 +/-    0.70      11.7 +/-    0.70  0.140 / 0.170
G11     301.8          24.3               10.4 +/-    2.80      20.7 +/-    2.80  0.130 / 0.220
G14     302.6          71.3                8.5 +/-    0.71       8.9 +/-    0.71  0.050 / 0.050
G18     102.3          28.5               10.1 +/-    0.81      18.3 +/-    0.81  0.060 / 0.050
G31     178.9          39.7               14.1 +/-    1.21      20.6 +/-    1.21  0.040 / 0.070
G32     359.8          68.9                8.2 +/-    0.47       8.7 +/-    0.47  0.050 / 0.070