PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-01:12:50
G08     284.7          21.1                8.1 +/-    0.94      17.3 +/-    0.94  0.050 / 0.070
G10     38.6           61.2                8.4 +/-    0.94       9.5 +/-    0.94  0.050 / 0.080
G14     242.6          56.0                9.9 +/-    1.99      11.7 +/-    1.99  0.030 / 0.020
G18     317.0          21.4                5.8 +/-    2.53      12.4 +/-    2.53  0.020 / 0.030
G20     82.0           44.7                9.6 +/-    0.94      13.1 +/-    0.94  0.130 / 0.250
G21     152.3          28.7               10.6 +/-    1.17      19.0 +/-    1.17  0.140 / 0.230
G24     46.8           19.2                7.2 +/-    1.84      16.2 +/-    1.84  0.060 / 0.090
G27     242.4          24.8               11.6 +/-    1.18      22.7 +/-    1.18  0.060 / 0.060
G31     179.9          18.9                5.6 +/-    1.38      12.7 +/-    1.38  0.250 / 0.120
G32     282.5          75.4                8.9 +/-    0.32       9.1 +/-    0.32  0.190 / 0.220