PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-15:27:50
G10     245.5          24.2               11.2 +/-    1.21      22.3 +/-    1.21  0.190 / 0.670
G13     58.9           31.6                8.9 +/-    1.45      15.0 +/-    1.45  0.270 / 0.470
G15     94.7           56.9               11.3 +/-    1.45      13.2 +/-    1.45  0.030 / 0.050
G16     301.0          15.9                6.8 +/-    2.83      16.5 +/-    2.83  0.040 / 0.050
G20     264.1          49.1               13.0 +/-    4.24      16.6 +/-    4.24  0.030 / 0.030
G21     327.5          55.8                9.6 +/-    0.59      11.4 +/-    0.59  0.030 / 0.030
G26     274.3          17.5                7.8 +/-    2.50      18.3 +/-    2.50  0.060 / 0.110
G29     161.6          58.4               13.6 +/-    0.42      15.7 +/-    0.42  0.060 / 0.110