PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-20:43:30
G05     50.7           13.3                7.4 +/-    1.41      19.2 +/-    1.41  0.070 / 0.070
G10     239.8          16.7               16.3 +/-    2.01      38.8 +/-    2.01  0.050 / 0.070
G13     68.5           35.3                9.9 +/-    0.70      15.7 +/-    0.70  0.070 / 0.230
G15     122.7          55.3               14.0 +/-    0.70      16.7 +/-    0.70  0.070 / 0.190
G16     307.5          15.1                8.8 +/-    2.35      21.8 +/-    2.35  0.120 / 0.490
G20     242.5          1.2                 6.3 +/-    1.01      19.6 +/-    1.01  0.120 / 0.510
G21     317.3          49.7               11.3 +/-    1.04      14.3 +/-    1.04  0.070 / 0.120
G26     280.0          20.1                9.7 +/-    1.53      21.3 +/-    1.53  0.070 / 0.110
G29     159.9          67.5               12.3 +/-    1.32      13.2 +/-    1.32  0.030 / 0.050