PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-21:43:00
G01     320.8          11.2               -6.1 +/-   36.76     -16.5 +/-   36.76  0.210 / 0.360
G08     264.0          17.0               10.7 +/-    1.90      25.3 +/-    1.90  0.180 / 0.350
G10     65.1           57.9                7.0 +/-    0.59       8.1 +/-    0.59  0.020 / 0.040
G11     309.4          19.2                8.5 +/-    1.49      19.0 +/-    1.49  0.030 / 0.030
G14     275.3          68.3                8.8 +/-    0.77       9.4 +/-    0.77  0.050 / 0.120
G18     94.9           33.7                8.3 +/-    0.63      13.5 +/-    0.63  0.060 / 0.130
G27     228.5          13.6               13.0 +/-    2.88      33.5 +/-    2.88  0.040 / 0.050
G31     180.5          30.2               13.2 +/-    3.02      23.0 +/-    3.02  0.050 / 0.050
G32     339.8          73.2                8.5 +/-    0.23       8.8 +/-    0.23  0.150 / 0.450