PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-02:42:40
G03     202.6          44.3                6.8 +/-    1.22       9.3 +/-    1.22  0.060 / 0.120
G07     269.4          24.9                5.1 +/-    2.07      10.0 +/-    2.07  0.060 / 0.110
G08     155.0          10.3              -13.8 +/-   30.90     -38.2 +/-   30.90  0.040 / 0.050
G09     316.8          40.9                4.2 +/-    0.97       6.0 +/-    0.97  0.040 / 0.040
G16     69.0           64.4                5.4 +/-    0.52       5.9 +/-    0.52  0.090 / 0.140
G22     184.6          28.0                6.6 +/-    2.71      12.1 +/-    2.71  0.070 / 0.110
G23     344.7          71.7                3.0 +/-    0.72       3.1 +/-    0.72  0.160 / 0.310
G26     46.2           34.7                2.9 +/-    0.42       4.6 +/-    0.42  0.240 / 0.410
G27     121.4          20.9                8.5 +/-    1.38      18.2 +/-    1.38  0.070 / 0.070