PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/01-23:42:40
G01     319.1          18.0                7.1 +/-    1.24      16.5 +/-    1.24  0.050 / 0.150
G08     255.8          13.2               10.4 +/-    1.37      27.1 +/-    1.37  0.050 / 0.140
G10     80.1           52.8               10.9 +/-    0.53      13.4 +/-    0.53  0.030 / 0.030
G11     302.2          23.7                8.9 +/-    1.24      18.0 +/-    1.24  0.030 / 0.030
G14     295.8          70.5               10.8 +/-    0.56      11.4 +/-    0.56  0.040 / 0.050
G18     303.7          41.6                9.4 +/-    1.16      13.3 +/-    1.16  0.040 / 0.060
G20     105.4          29.1               12.0 +/-    1.66      21.4 +/-    1.66  0.170 / 0.280
G31     175.9          42.2               13.9 +/-    1.02      19.5 +/-    1.02  0.190 / 0.340
G32     9.7            66.9                8.9 +/-    0.60       9.6 +/-    0.60  0.100 / 0.170