PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/25-00:42:30
G08     299.1          22.9               10.2 +/-    1.48      20.9 +/-    1.48  0.080 / 0.080
G10     352.2          62.3                9.3 +/-    0.41      10.4 +/-    0.41  0.060 / 0.110
G14     224.1          39.0               12.7 +/-    2.28      18.9 +/-    2.28  0.050 / 0.060
G20     331.7          60.5               10.6 +/-    0.51      12.0 +/-    0.51  0.050 / 0.060
G21     142.5          48.8               11.7 +/-    0.83      15.0 +/-    0.83  0.070 / 0.100
G24     61.5           27.2                7.9 +/-    1.10      14.7 +/-    1.10  0.100 / 0.160
G27     262.9          34.9               12.7 +/-    1.55      20.2 +/-    1.55  0.070 / 0.090
G32     234.6          63.6               11.7 +/-    1.14      12.9 +/-    1.14  0.080 / 0.080