PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/06-15:27:40
G10     263.2          36.3                8.7 +/-    1.18      13.4 +/-    1.18  0.100 / 0.360
G13     43.7           20.7                6.1 +/-    2.14      13.3 +/-    2.14  0.110 / 0.260
G15     65.0           52.8                6.7 +/-    0.72       8.2 +/-    0.72  0.040 / 0.030
G16     283.9          13.1                5.3 +/-    2.09      13.8 +/-    2.09  0.040 / 0.040
G20     290.9          58.6                7.4 +/-    0.93       8.5 +/-    0.93  0.180 / 0.240
G21     2.4            70.7                7.2 +/-    0.56       7.6 +/-    0.56  0.140 / 0.210
G24     119.1          12.6               10.2 +/-    1.76      26.8 +/-    1.76  0.060 / 0.080
G27     321.1          13.9                3.3 +/-    2.50       8.4 +/-    2.50  0.050 / 0.090
G29     166.4          34.0                8.5 +/-    1.48      13.8 +/-    1.48  0.100 / 0.280