PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/07-21:57:50
G08     321.0          10.4              -15.8 +/-   25.65     -43.8 +/-   25.65  0.030 / 0.050
G10     312.5          56.6               10.5 +/-    0.62      12.3 +/-    0.62  0.030 / 0.040
G14     212.5          17.2               14.1 +/-    2.84      33.3 +/-    2.84  0.060 / 0.080
G15     45.7           21.7                6.8 +/-    1.21      14.4 +/-    1.21  0.050 / 0.080
G20     13.8           63.9               10.7 +/-    0.46      11.8 +/-    0.46  0.100 / 0.340
G21     116.2          69.1               10.4 +/-    0.90      11.1 +/-    0.90  0.130 / 0.440
G24     89.9           29.3               10.1 +/-    1.15      18.0 +/-    1.15  0.080 / 0.170
G27     291.5          37.1               10.4 +/-    1.71      15.8 +/-    1.71  0.070 / 0.180
G32     213.9          40.3               13.0 +/-    1.19      18.9 +/-    1.19  0.160 / 0.420