PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-16:57:50
G08     321.5          10.2              -18.9 +/-   11.46     -52.4 +/-   11.46  0.070 / 0.080
G10     305.8          55.1               23.4 +/-    0.63      27.8 +/-    0.63  0.080 / 0.100
G14     211.7          10.8               -5.0 +/-   25.83     -13.7 +/-   25.83  0.180 / 0.000
G15     45.4           21.9                5.5 +/-    0.70      11.6 +/-    0.70  0.240 / 0.480
G20     9.0            64.3                7.7 +/-    0.29       8.5 +/-    0.29  0.040 / 0.040
G21     107.7          71.2                8.3 +/-    0.62       8.7 +/-    0.62  0.040 / 0.040
G24     95.1           28.2                7.9 +/-    1.16      14.5 +/-    1.16  0.040 / 0.040
G27     296.2          36.1                9.3 +/-    1.01      14.4 +/-    1.01  0.040 / 0.040
G32     211.4          37.4               10.8 +/-    1.55      16.4 +/-    1.55  0.170 / 0.460