PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-02:57:30
G08     320.3          11.3               -4.1 +/-   33.45     -11.2 +/-   33.45  0.060 / 0.070
G10     306.9          54.7                9.9 +/-    1.07      11.9 +/-    1.07  0.070 / 0.050
G14     212.4          15.0               12.8 +/-    3.31      31.8 +/-    3.31  0.080 / 0.110
G15     45.7           24.5                8.1 +/-    2.70      16.1 +/-    2.70  0.090 / 0.110
G20     339.8          64.1               14.2 +/-    0.64      15.6 +/-    0.64  0.030 / 0.030
G21     112.2          70.7               10.8 +/-    0.81      11.4 +/-    0.81  0.030 / 0.030
G24     89.5           28.3                9.4 +/-    1.45      17.1 +/-    1.45  0.140 / 0.570
G27     293.3          36.4               10.0 +/-    1.68      15.5 +/-    1.68  0.360 / 0.430
G32     213.2          40.0               13.3 +/-    1.16      19.3 +/-    1.16  0.220 / 0.290