PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/23-17:28:10
G05     50.5           15.3                7.3 +/-    4.30      18.0 +/-    4.30  0.070 / 0.060
G10     240.3          17.5               11.2 +/-    1.15      26.2 +/-    1.15  0.060 / 0.080
G13     67.4           35.0               12.0 +/-    1.15      19.1 +/-    1.15  0.110 / 0.330
G15     119.8          55.9               11.8 +/-    0.81      14.0 +/-    0.81  0.120 / 0.340
G16     308.5          14.2                6.7 +/-    1.69      16.9 +/-    1.69  0.070 / 0.150
G20     254.3          41.7               11.7 +/-    1.21      16.5 +/-    1.21  0.060 / 0.150
G21     320.5          51.9                9.6 +/-    0.99      11.9 +/-    0.99  0.160 / 0.310
G26     281.6          19.3                7.1 +/-    2.53      16.0 +/-    2.53  0.120 / 0.340
G29     159.0          65.0               12.9 +/-    0.86      14.1 +/-    0.86  0.040 / 0.080