PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/06-02:43:00
G01     315.8          23.9                8.9 +/-    1.57      17.8 +/-    1.57  0.050 / 0.040
G10     89.7           49.9                7.7 +/-    0.78       9.8 +/-    0.78  0.060 / 0.040
G11     294.5          27.4                7.8 +/-    1.81      14.4 +/-    1.81  0.110 / 0.130
G14     326.0          71.2                7.4 +/-    0.78       7.7 +/-    0.78  0.080 / 0.150
G18     107.5          24.6                6.7 +/-    1.74      13.2 +/-    1.74  0.110 / 0.230
G22     303.9          15.5                6.7 +/-    2.82      16.5 +/-    2.82  0.130 / 0.290
G25     91.3           11.6                7.4 +/-    2.85      19.9 +/-    2.85  0.210 / 0.220
G31     175.8          48.8                7.6 +/-    0.88       9.8 +/-    0.88  0.150 / 0.290
G32     15.4           63.7                6.1 +/-    0.39       6.7 +/-    0.39  0.050 / 0.040