PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-23:27:40
G03     249.9          69.4                7.6 +/-    1.25       8.0 +/-    1.25  0.040 / 0.050
G09     303.1          19.9                6.9 +/-    1.70      15.1 +/-    1.70  0.040 / 0.040
G14     95.6           20.1                7.4 +/-    0.87      16.1 +/-    0.87  0.110 / 0.240
G16     126.6          56.8                9.1 +/-    0.57      10.7 +/-    0.57  0.110 / 0.270
G22     200.4          58.5                8.7 +/-    0.76      10.0 +/-    0.76  0.040 / 0.030
G23     317.4          47.2                6.4 +/-    0.91       8.3 +/-    0.91  0.030 / 0.030
G26     72.9           52.3                6.3 +/-    0.94       7.7 +/-    0.94  0.030 / 0.060
G31     51.4           20.9                5.6 +/-    3.03      12.1 +/-    3.03  0.040 / 0.050