PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/05-18:42:50
G05     50.6           15.0                9.0 +/-    1.62      22.3 +/-    1.62  0.080 / 0.080
G10     240.4          17.6               11.9 +/-    1.22      27.9 +/-    1.22  0.050 / 0.090
G13     67.3           35.0               10.1 +/-    1.00      16.1 +/-    1.00  0.120 / 0.260
G15     121.2          55.9               11.8 +/-    0.51      14.0 +/-    0.51  0.080 / 0.270
G16     308.0          14.5                7.9 +/-    1.77      20.0 +/-    1.77  0.050 / 0.130
G20     254.4          41.7               11.1 +/-    1.41      15.7 +/-    1.41  0.050 / 0.140
G21     320.1          51.6               10.9 +/-    1.47      13.5 +/-    1.47  0.040 / 0.060
G26     280.9          19.4                8.4 +/-    1.12      18.7 +/-    1.12  0.030 / 0.050
G29     159.5          65.2               11.3 +/-    0.83      12.3 +/-    0.83  0.110 / 0.560