PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-00:12:40
G08     313.0          17.5                6.3 +/-    1.32      14.8 +/-    1.32  0.050 / 0.040
G10     321.7          58.2                9.0 +/-    1.06      10.4 +/-    1.06  0.040 / 0.030
G14     215.4          24.6               13.2 +/-    1.61      26.1 +/-    1.61  0.060 / 0.060
G15     46.1           18.7                5.7 +/-    0.95      13.0 +/-    0.95  0.050 / 0.060
G20     309.2          52.5                7.7 +/-    0.82       9.5 +/-    0.82  0.100 / 0.090
G21     127.4          63.7                9.1 +/-    0.81      10.0 +/-    0.81  0.080 / 0.090
G24     78.7           29.4                7.7 +/-    1.18      13.7 +/-    1.18  0.080 / 0.220
G27     282.7          37.6                8.1 +/-    1.15      12.3 +/-    1.15  0.100 / 0.240
G32     218.5          48.6               10.9 +/-    0.97      14.0 +/-    0.97  0.340 / 0.230