PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-22:27:50
G01     237.2          29.1               10.8 +/-    0.97      19.2 +/-    0.97  0.040 / 0.030
G03     312.9          52.4                6.6 +/-    1.13       8.1 +/-    1.13  0.030 / 0.040
G14     67.0           38.6                7.1 +/-    1.26      10.6 +/-    1.26  0.130 / 0.190
G16     155.8          28.6                9.5 +/-    1.83      17.1 +/-    1.83  0.090 / 0.190
G22     284.2          72.4                8.6 +/-    0.65       9.0 +/-    0.65  0.060 / 0.100
G23     294.5          25.9               10.4 +/-    1.32      19.9 +/-    1.32  0.060 / 0.100
G26     124.9          46.1                9.6 +/-    0.82      12.7 +/-    0.82  0.050 / 0.080
G31     41.3           47.6                6.7 +/-    0.80       8.7 +/-    0.80  0.060 / 0.050
G32     86.1           15.2                7.3 +/-    2.17      18.2 +/-    2.17  0.090 / 0.230