PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/04-01:57:50
G08     282.3          20.9                6.1 +/-   13.14      13.1 +/-   13.14  0.090 / 0.390
G10     42.3           60.8               12.0 +/-   32.43      13.6 +/-   32.43  0.110 / 0.210
G14     245.3          57.8               15.3 +/-   30.81      17.8 +/-   30.81  0.040 / 0.270
G18     316.6          23.1                2.8 +/-    9.43       5.6 +/-    9.43  0.030 / 0.030
G20     84.0           43.8               13.6 +/-   31.15      18.7 +/-   31.15  0.090 / 0.120
G21     152.8          26.8                8.8 +/-    7.79      16.4 +/-    7.79  0.090 / 0.120
G24     45.5           17.9                5.3 +/-    5.88      12.2 +/-    5.88  0.070 / 0.160
G27     240.8          23.6               11.2 +/-   33.56      22.6 +/-   33.56  0.070 / 0.170
G31     179.5          20.6               13.1 +/-   32.15      28.3 +/-   32.15  0.060 / 0.280
G32     289.3          75.7               13.8 +/-   32.37      14.2 +/-   32.37  0.070 / 0.070