PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/10-01:58:10
G01     320.2          13.8                6.7 +/-    2.87      17.2 +/-    2.87  0.120 / 0.200
G08     260.4          15.7                8.8 +/-    3.18      21.5 +/-    3.18  0.110 / 0.250
G10     70.1           56.7                7.3 +/-    0.87       8.6 +/-    0.87  0.030 / 0.030
G11     306.2          22.0                4.9 +/-    1.97      10.3 +/-    1.97  0.030 / 0.030
G14     285.3          70.2                7.9 +/-    0.72       8.3 +/-    0.72  0.100 / 0.340
G18     96.9           33.1                7.6 +/-    0.43      12.5 +/-    0.43  0.110 / 0.410
G27     226.3          11.6                8.6 +/-    3.09      23.2 +/-    3.09  0.070 / 0.090
G31     178.6          34.9               10.2 +/-    1.08      16.3 +/-    1.08  0.070 / 0.080
G32     347.7          71.8                7.6 +/-    0.53       8.0 +/-    0.53  0.050 / 0.050