PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-15:42:40
G05     46.8           23.8                6.0 +/-    0.82      12.1 +/-    0.82  0.050 / 0.100
G10     233.5          11.3                4.9 +/-   32.77      13.4 +/-   32.77  0.050 / 0.110
G13     79.4           35.3                8.7 +/-    0.58      13.8 +/-    0.58  0.190 / 0.330
G15     126.9          50.3               10.7 +/-    0.52      13.5 +/-    0.52  0.140 / 0.410
G16     316.5          11.5                5.5 +/-    3.03      14.8 +/-    3.03  0.050 / 0.100
G20     245.7          36.2               11.0 +/-    1.70      17.1 +/-    1.70  0.050 / 0.080
G21     310.0          44.2                7.3 +/-    0.91       9.9 +/-    0.91  0.180 / 0.500
G25     201.6          14.7               12.1 +/-    1.21      30.2 +/-    1.21  0.160 / 0.510
G26     291.5          20.2                7.8 +/-    1.47      17.0 +/-    1.47  0.020 / 0.030
G29     148.2          78.1                7.9 +/-    0.71       8.1 +/-    0.71  0.040 / 0.030