PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/11-22:27:50
G08     269.9          20.0                7.8 +/-    2.14      17.1 +/-    2.14  0.100 / 0.200
G10     53.2           59.7                8.7 +/-    0.58       9.9 +/-    0.58  0.090 / 0.200
G14     257.1          63.2                9.9 +/-    0.95      10.9 +/-    0.95  0.160 / 0.390
G18     314.0          29.4                9.8 +/-    1.86      17.3 +/-    1.86  0.160 / 0.380
G20     90.8           39.6               10.1 +/-    0.35      14.8 +/-    0.35  0.050 / 0.070
G21     153.8          19.1               10.7 +/-    1.45      24.1 +/-    1.45  0.040 / 0.050
G24     40.2           10.6                9.0 +/-    1.92      24.8 +/-    1.92  0.130 / 0.310
G27     236.6          19.2               12.1 +/-    0.90      27.2 +/-    0.90  0.220 / 0.350
G31     179.4          25.5               12.3 +/-    0.92      23.7 +/-    0.92  0.090 / 0.220
G32     324.6          75.9               10.3 +/-    0.62      10.6 +/-    0.62  0.130 / 0.210