PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/11-01:28:10
G08     282.8          20.9                7.8 +/-    2.18      16.8 +/-    2.18  0.100 / 0.190
G10     42.0           60.8                8.7 +/-    0.46       9.8 +/-    0.46  0.090 / 0.240
G14     244.9          57.5               10.3 +/-    1.07      12.0 +/-    1.07  0.050 / 0.070
G18     316.6          23.0                5.4 +/-    1.89      11.0 +/-    1.89  0.060 / 0.080
G20     83.9           43.7                9.3 +/-    0.40      12.8 +/-    0.40  0.070 / 0.110
G21     152.8          27.0               10.7 +/-    1.81      20.0 +/-    1.81  0.070 / 0.160
G24     45.7           18.1                6.3 +/-    0.80      14.5 +/-    0.80  0.120 / 0.290
G27     240.9          23.7                8.7 +/-    1.22      17.4 +/-    1.22  0.150 / 0.240
G31     179.5          20.5               11.6 +/-    2.47      25.3 +/-    2.47  0.030 / 0.040
G32     289.3          75.8                9.7 +/-    0.54      10.0 +/-    0.54  0.030 / 0.030