PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/09-01:28:10
G08     286.5          21.4                7.0 +/-    1.14      14.9 +/-    1.14  0.070 / 0.190
G10     34.3           61.6                8.1 +/-    1.15       9.1 +/-    1.15  0.130 / 0.170
G14     240.0          54.5                9.9 +/-    3.51      11.8 +/-    3.51  0.070 / 0.110
G18     317.3          19.7                5.7 +/-    2.72      12.6 +/-    2.72  0.070 / 0.130
G20     79.5           46.0                9.0 +/-    0.88      11.9 +/-    0.88  0.100 / 0.110
G21     151.6          30.7                9.5 +/-    1.06      16.3 +/-    1.06  0.080 / 0.120
G24     48.1           20.4                7.4 +/-    2.08      16.1 +/-    2.08  0.130 / 0.330
G27     244.2          26.0                9.3 +/-    1.96      17.7 +/-    1.96  0.120 / 0.310
G31     180.4          16.9               11.9 +/-    1.01      28.2 +/-    1.01  0.030 / 0.030
G32     274.1          74.5                8.5 +/-    0.67       8.8 +/-    0.67  0.030 / 0.030