PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/17-21:28:00
G01     301.9          36.6                9.1 +/-    2.03      13.9 +/-    2.03  0.080 / 0.140
G10     111.6          35.3               10.2 +/-    0.79      16.1 +/-    0.79  0.060 / 0.110
G11     273.9          28.0                8.3 +/-    1.12      15.2 +/-    1.12  0.070 / 0.050
G14     9.2            64.0                7.5 +/-    0.69       8.2 +/-    0.69  0.050 / 0.060
G22     311.5          29.6                7.8 +/-    0.84      13.8 +/-    0.84  0.050 / 0.110
G25     71.9           16.5                7.1 +/-    2.49      17.1 +/-    2.49  0.060 / 0.100
G31     164.8          69.5               11.0 +/-    1.21      11.7 +/-    1.21  0.110 / 0.330
G32     41.8           48.6                6.2 +/-    0.26       8.0 +/-    0.26  0.090 / 0.340