PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/16-22:43:00
G01     295.1          39.0                6.8 +/-    1.66      10.0 +/-    1.66  0.060 / 0.120
G03     310.5          13.4                5.4 +/-    2.10      14.0 +/-    2.10  0.080 / 0.110
G10     116.8          32.1               10.5 +/-    0.44      17.5 +/-    0.44  0.060 / 0.100
G11     268.7          27.4                7.2 +/-    1.62      13.4 +/-    1.62  0.060 / 0.070
G14     20.1           60.3                7.2 +/-    0.63       8.1 +/-    0.63  0.030 / 0.030
G22     312.8          34.4                5.8 +/-    2.03       9.2 +/-    2.03  0.020 / 0.030
G25     69.4           18.5                7.4 +/-    0.41      16.8 +/-    0.41  0.060 / 0.110
G31     158.6          75.0                9.2 +/-    0.67       9.5 +/-    0.67  0.050 / 0.130
G32     46.2           45.9                5.6 +/-    0.41       7.4 +/-    0.41  0.030 / 0.050