PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/05-21:42:50
G10     297.1          51.3               14.8 +/-   13.88      18.3 +/-   13.88  0.070 / 0.260
G14     210.2          13.5               21.6 +/-   15.88      55.7 +/-   15.88  0.090 / 0.120
G15     46.0           27.8               12.2 +/-    9.94      22.4 +/-    9.94  0.080 / 0.260
G18     0.1            65.9               14.4 +/-    7.66      15.6 +/-    7.66  0.080 / 0.140
G20     71.7           17.8               16.3 +/-   17.38      37.9 +/-   17.38  0.040 / 0.040
G21     101.2          72.0               15.6 +/-    7.75      16.3 +/-    7.75  0.040 / 0.050
G24     98.6           26.7               20.2 +/-   12.00      38.1 +/-   12.00  0.140 / 0.110
G27     298.3          35.3               15.1 +/-   13.62      23.9 +/-   13.62  0.100 / 0.080
G32     211.7          29.1               20.6 +/-   13.10      36.7 +/-   13.10  0.090 / 0.440