PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/29-21:28:10
G08     317.2          14.6                6.5 +/-    3.29      16.5 +/-    3.29  0.040 / 0.030
G10     312.3          56.2                8.2 +/-    1.85       9.6 +/-    1.85  0.040 / 0.030
G14     213.1          19.8               12.8 +/-    2.73      28.3 +/-    2.73  0.070 / 0.080
G15     45.9           24.3                8.9 +/-    2.57      17.7 +/-    2.57  0.060 / 0.070
G20     14.4           64.0                9.3 +/-    0.80      10.3 +/-    0.80  0.330 / 0.680
G21     119.4          67.0               11.5 +/-    0.53      12.4 +/-    0.53  0.360 / 0.410
G24     84.0           28.5                9.5 +/-    0.95      17.1 +/-    0.95  0.080 / 0.110
G27     290.8          36.5                8.4 +/-    2.35      13.0 +/-    2.35  0.110 / 0.110
G32     215.0          42.1               12.0 +/-    1.26      16.9 +/-    1.26  0.310 / 0.300