PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/05-20:42:50
G01     312.9          27.9               11.0 +/-    1.73      20.2 +/-    1.73  0.100 / 0.140
G10     97.1           46.0               12.7 +/-    0.70      16.8 +/-    0.70  0.070 / 0.190
G11     290.8          27.4               12.2 +/-    1.62      22.6 +/-    1.62  0.190 / 0.300
G14     338.4          69.8               12.0 +/-    0.56      12.8 +/-    0.56  0.290 / 0.360
G18     112.4          18.7               13.4 +/-    1.09      30.4 +/-    1.09  0.030 / 0.040
G22     306.4          19.1               11.6 +/-    1.28      26.2 +/-    1.28  0.030 / 0.050
G25     89.2           14.0               12.7 +/-    2.55      32.3 +/-    2.55  0.020 / 0.020
G31     174.8          54.5               17.5 +/-    0.65      21.0 +/-    0.65  0.040 / 0.020
G32     25.4           59.0               11.7 +/-    0.67      13.4 +/-    0.67  0.110 / 0.100