PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/01/16-19:27:50
G01     262.0          39.2               11.2 +/-    0.78      16.6 +/-    0.78  0.040 / 0.040
G03     316.6          36.8                9.2 +/-    0.68      14.1 +/-    0.68  0.040 / 0.050
G10     133.4          12.0               10.2 +/-    1.61      27.2 +/-    1.61  0.090 / 0.210
G11     246.2          17.4               10.2 +/-    1.41      24.0 +/-    1.41  0.090 / 0.220
G14     50.4           46.5                6.9 +/-    0.53       9.1 +/-    0.53  0.060 / 0.100
G22     312.0          58.2                8.8 +/-    1.03      10.2 +/-    1.03  0.070 / 0.090
G25     46.8           14.7                6.1 +/-    1.48      15.4 +/-    1.48  0.020 / 0.030
G26     144.0          30.4               11.5 +/-    1.10      20.0 +/-    1.10  0.030 / 0.040
G31     45.4           68.0                8.8 +/-    0.62       9.4 +/-    0.62  0.060 / 0.100
G32     70.0           28.3                7.1 +/-    0.68      12.9 +/-    0.68  0.060 / 0.100