PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/02-01:12:50
G08     269.1          19.9                8.7 +/-    1.70      19.2 +/-    1.70  0.150 / 0.280
G10     53.8           59.7                8.2 +/-    0.84       9.4 +/-    0.84  0.120 / 0.330
G14     257.7          63.2                9.0 +/-    0.61      10.0 +/-    0.61  0.110 / 0.340
G18     314.1          28.7                8.7 +/-    3.68      15.7 +/-    3.68  0.100 / 0.330
G20     25.8           69.7               12.7 +/-    0.55      13.5 +/-    0.55  0.040 / 0.050
G21     154.3          20.4               11.3 +/-    3.41      24.7 +/-    3.41  0.040 / 0.060
G24     40.5           11.3                6.9 +/-    2.21      18.8 +/-    2.21  0.140 / 0.310
G27     235.2          18.8               11.9 +/-    1.50      26.9 +/-    1.50  0.170 / 0.420
G31     177.5          27.9               11.7 +/-    1.53      21.3 +/-    1.53  0.120 / 0.230
G32     331.6          75.7                8.8 +/-    0.58       9.1 +/-    0.58  0.110 / 0.230