PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/16-02:43:10
G08     260.7          15.8               10.2 +/-    1.37      24.9 +/-    1.37  0.190 / 0.500
G10     71.5           55.7                7.3 +/-    1.13       8.6 +/-    1.13  0.160 / 0.390
G11     306.8          21.0                7.1 +/-    4.03      15.2 +/-    4.03  0.230 / 0.410
G14     278.8          68.1                8.1 +/-    0.42       8.7 +/-    0.42  0.160 / 0.460
G18     308.8          36.5                8.4 +/-    2.05      13.0 +/-    2.05  0.040 / 0.050
G20     75.7           62.3               21.9 +/-    1.07      24.4 +/-    1.07  0.040 / 0.050
G21     155.8          11.0                8.8 +/-    2.10      23.9 +/-    2.10  0.110 / 0.330
G27     227.9          12.2               10.1 +/-   16.35      26.7 +/-   16.35  0.120 / 0.290
G31     175.3          38.2               12.6 +/-    1.40      18.9 +/-    1.40  0.150 / 0.330
G32     1.4            70.0                7.5 +/-    0.78       8.0 +/-    0.78  0.150 / 0.310