PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-17:13:10
G10     305.5          55.0                9.2 +/-    1.07      11.0 +/-    1.07  0.080 / 0.090
G14     211.6          10.8               -8.7 +/-   10.67     -23.9 +/-   10.67  0.090 / 0.100
G15     45.5           22.2                7.0 +/-    2.65      14.6 +/-    2.65  0.150 / 0.370
G20     8.3            64.4                9.3 +/-    0.78      10.2 +/-    0.78  0.040 / 0.040
G21     107.1          71.4               10.0 +/-    1.29      10.5 +/-    1.29  0.040 / 0.040
G24     95.3           28.1                8.2 +/-    0.85      14.9 +/-    0.85  0.070 / 0.060
G27     296.4          36.1               11.8 +/-    1.88      18.3 +/-    1.88  0.040 / 0.040
G32     211.4          37.1               12.8 +/-    1.35      19.5 +/-    1.35  0.070 / 0.230