PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/28-23:12:50
G01     248.5          34.0                9.2 +/-    1.32      14.8 +/-    1.32  0.040 / 0.030
G03     315.4          45.3                6.9 +/-    0.87       9.3 +/-    0.87  0.040 / 0.030
G11     235.5          11.6                8.7 +/-   11.41      23.5 +/-   11.41  0.090 / 0.090
G14     63.1           39.0                7.4 +/-    1.68      10.9 +/-    1.68  0.110 / 0.110
G16     165.6          17.8                6.1 +/-   14.70      14.2 +/-   14.70  0.180 / 0.280
G22     302.3          67.2                7.9 +/-    0.55       8.5 +/-    0.55  0.100 / 0.190
G23     287.9          19.8                8.4 +/-    2.19      18.6 +/-    2.19  0.030 / 0.030
G26     137.5          38.9               11.8 +/-    0.79      17.4 +/-    0.79  0.040 / 0.030
G31     39.7           59.1                7.6 +/-    0.49       8.7 +/-    0.49  0.060 / 0.080
G32     78.7           22.7                7.4 +/-    1.77      15.3 +/-    1.77  0.050 / 0.090