PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-01:57:40
G03     248.0          68.7                5.4 +/-    0.85       5.8 +/-    0.85  0.030 / 0.040
G09     302.5          17.2                3.2 +/-    2.39       7.5 +/-    2.39  0.040 / 0.040
G14     98.8           14.8                5.2 +/-    1.82      13.0 +/-    1.82  0.090 / 0.130
G16     141.4          55.9                7.6 +/-    0.45       8.9 +/-    0.45  0.050 / 0.210
G22     198.0          58.4                7.2 +/-    0.43       8.3 +/-    0.43  0.130 / 0.260
G23     316.8          46.3                5.5 +/-    0.76       7.2 +/-    0.76  0.200 / 0.180
G26     77.3           55.1                5.3 +/-    0.98       6.3 +/-    0.98  0.120 / 0.350
G31     50.0           24.5                3.1 +/-    1.58       6.0 +/-    1.58  0.120 / 0.410