PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/22-01:58:10
G08     269.2          19.7                8.0 +/-    1.74      17.8 +/-    1.74  0.050 / 0.080
G10     54.6           59.6                6.2 +/-    1.83       7.1 +/-    1.83  0.050 / 0.070
G11     313.3          15.6                6.9 +/-    3.47      16.8 +/-    3.47  0.090 / 0.290
G14     258.1          63.1                6.3 +/-    1.34       7.0 +/-    1.34  0.090 / 0.300
G18     314.0          28.9                0.3 +/-   12.83       0.5 +/-   12.83  0.030 / 0.040
G20     46.1           67.9               15.3 +/-    9.85      16.4 +/-    9.85  0.030 / 0.030
G21     154.4          19.9                7.6 +/-    3.80      16.8 +/-    3.80  0.150 / 0.290
G24     40.4           11.2                5.8 +/-    3.14      15.7 +/-    3.14  0.140 / 0.350
G31     177.4          28.4                7.9 +/-    1.29      14.3 +/-    1.29  0.140 / 0.450
G32     333.4          75.5               -4.3 +/-    9.98      -4.4 +/-    9.98  0.150 / 0.410