PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/26-17:27:50
G08     317.9          14.1                5.8 +/-    2.62      14.7 +/-    2.62  0.450 / 0.470
G10     310.0          55.7                5.9 +/-    1.60       7.0 +/-    1.60  0.260 / 0.470
G14     212.3          19.2                9.3 +/-    2.55      20.9 +/-    2.55  0.030 / 0.040
G15     45.7           23.1                5.1 +/-    1.36      10.3 +/-    1.36  0.030 / 0.040
G20     11.1           64.3                6.2 +/-    0.82       6.8 +/-    0.82  0.080 / 0.100
G21     117.8          66.2                8.2 +/-    1.01       8.8 +/-    1.01  0.070 / 0.120
G24     84.2           27.8                6.2 +/-    2.66      11.4 +/-    2.66  0.160 / 0.340
G27     293.8          35.7                6.7 +/-    2.22      10.5 +/-    2.22  0.110 / 0.270
G32     214.2          39.3                8.3 +/-    1.24      12.2 +/-    1.24  0.070 / 0.060