PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/03-22:12:30
G08     292.6          23.6               10.4 +/-    1.70      21.0 +/-    1.70  0.080 / 0.110
G10     6.4            62.9               10.0 +/-    0.46      11.1 +/-    0.46  0.060 / 0.130
G14     229.0          45.3               13.4 +/-    1.60      18.0 +/-    1.60  0.070 / 0.110
G20     64.2           52.7               10.7 +/-    0.60      13.1 +/-    0.60  0.060 / 0.130
G21     146.1          40.8               12.9 +/-    0.72      18.6 +/-    0.72  0.060 / 0.090
G24     54.5           23.9                9.4 +/-    0.73      18.8 +/-    0.73  0.050 / 0.090
G27     256.7          32.1               12.3 +/-    1.51      20.6 +/-    1.51  0.080 / 0.090
G32     245.0          68.1               12.6 +/-    0.62      13.4 +/-    0.62  0.070 / 0.120