PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-21:13:10
G08     280.8          22.4               22.5 +/-    1.55      46.7 +/-    1.55  0.070 / 0.140
G10     30.5           62.8               20.8 +/-    1.06      23.1 +/-    1.06  0.080 / 0.130
G14     242.7          57.0               25.5 +/-    0.59      29.8 +/-    0.59  0.080 / 0.130
G18     77.7           44.2               21.1 +/-    1.06      28.7 +/-    1.06  0.090 / 0.170
G21     150.0          25.7               27.0 +/-    1.16      51.9 +/-    1.16  0.070 / 0.390
G24     48.0           20.8               15.8 +/-    1.31      34.2 +/-    1.31  0.060 / 0.340
G27     241.9          24.8               26.8 +/-    1.48      52.5 +/-    1.48  0.060 / 0.140
G31     183.6          13.5               34.3 +/-    3.12      88.3 +/-    3.12  0.070 / 0.150
G32     273.0          73.1               24.4 +/-    0.73      25.4 +/-    0.73  0.030 / 0.070