PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/10-22:58:20
G08     313.4          17.2               11.3 +/-    1.55      26.7 +/-    1.55  0.040 / 0.060
G10     321.8          58.2               10.2 +/-    0.63      11.7 +/-    0.63  0.050 / 0.050
G14     215.3          24.6               18.8 +/-    2.55      37.1 +/-    2.55  0.060 / 0.080
G15     46.1           20.4                8.3 +/-    0.39      18.1 +/-    0.39  0.090 / 0.080
G20     26.2           62.5               12.1 +/-    0.42      13.5 +/-    0.42  0.110 / 0.290
G21     127.7          62.6               14.4 +/-    0.51      16.0 +/-    0.51  0.090 / 0.300
G24     78.1           29.1               11.1 +/-    0.86      19.8 +/-    0.86  0.090 / 0.210
G27     283.5          37.4               14.1 +/-    0.73      21.4 +/-    0.73  0.080 / 0.200
G32     218.5          48.0               15.4 +/-    0.68      19.9 +/-    0.68  0.280 / 0.230