PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/06-23:57:40
G08     272.9          18.8                7.0 +/-    1.02      15.8 +/-    1.02  0.150 / 0.380
G10     59.4           57.8                8.7 +/-    0.48      10.1 +/-    0.48  0.130 / 0.430
G14     258.8          63.2                7.8 +/-    0.89       8.7 +/-    0.89  0.150 / 0.350
G18     313.6          30.6                9.5 +/-    1.46      16.5 +/-    1.46  0.140 / 0.350
G20     93.9           37.3                8.0 +/-    0.64      12.1 +/-    0.64  0.050 / 0.060
G21     155.0          18.4                9.9 +/-    1.68      22.7 +/-    1.68  0.040 / 0.060
G24     41.2           12.2                6.4 +/-    1.02      17.1 +/-    1.02  0.080 / 0.210
G27     233.5          17.8               11.2 +/-    2.82      25.9 +/-    2.82  0.110 / 0.150
G31     177.5          29.2               11.4 +/-    1.50      20.3 +/-    1.50  0.110 / 0.200
G32     331.6          75.3                9.0 +/-    0.65       9.3 +/-    0.65  0.110 / 0.200