PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-19:13:10
G08     272.2          20.1                8.6 +/-    2.19      18.9 +/-    2.19  0.550 / 0.610
G10     55.0           58.5                8.3 +/-    1.34       9.5 +/-    1.34  0.330 / 0.420
G11     316.6          11.5               -3.2 +/-   18.50      -8.7 +/-   18.50  0.050 / 0.060
G14     251.9          58.8                9.6 +/-    1.08      11.0 +/-    1.08  0.040 / 0.050
G20     92.3           37.3                8.6 +/-    0.87      13.1 +/-    0.87  0.130 / 0.330
G21     154.3          20.0                7.1 +/-    2.67      15.7 +/-    2.67  0.150 / 0.270
G24     42.6           14.3                6.6 +/-    3.21      16.8 +/-    3.21  0.170 / 0.340
G27     235.2          19.5                9.3 +/-    5.22      20.8 +/-    5.22  0.150 / 0.380
G31     178.9          25.6                9.0 +/-    2.48      17.3 +/-    2.48  0.090 / 0.150
G32     326.9          76.2                8.4 +/-    0.70       8.6 +/-    0.70  0.080 / 0.140