PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/26-01:58:00
G08     262.3          16.8               13.3 +/-    1.35      31.6 +/-    1.35  0.310 / 0.390
G10     67.5           56.8               10.7 +/-    0.27      12.6 +/-    0.27  0.310 / 0.520
G11     308.5          19.9                8.8 +/-    1.61      19.3 +/-    1.61  0.100 / 0.290
G14     273.6          67.4                9.2 +/-    0.93       9.9 +/-    0.93  0.150 / 0.340
G18     310.3          34.8                9.6 +/-    3.25      15.2 +/-    3.25  0.050 / 0.080
G20     59.1           67.5               17.9 +/-    0.60      19.2 +/-    0.60  0.060 / 0.060
G21     155.6          13.3               15.9 +/-    2.18      41.1 +/-    2.18  0.200 / 0.270
G27     229.6          13.8               18.3 +/-    4.45      46.9 +/-    4.45  0.150 / 0.300
G31     175.9          35.7               15.8 +/-    1.94      24.7 +/-    1.94  0.120 / 0.270
G32     355.8          71.6               11.0 +/-    0.51      11.6 +/-    0.51  0.090 / 0.320