PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/08-02:43:00
G01     249.7          34.7                6.3 +/-    1.39      10.1 +/-    1.39  0.030 / 0.050
G03     315.7          42.8                4.9 +/-    1.76       6.8 +/-    1.76  0.030 / 0.050
G11     235.1          12.3                4.3 +/-    4.07      11.5 +/-    4.07  0.060 / 0.120
G14     62.5           39.0                3.6 +/-    0.91       5.4 +/-    0.91  0.060 / 0.110
G16     165.6          17.1                5.7 +/-    2.09      13.6 +/-    2.09  0.060 / 0.100
G22     304.1          66.2                5.1 +/-    0.53       5.5 +/-    0.53  0.080 / 0.100
G23     286.7          18.6                5.6 +/-    1.64      12.8 +/-    1.64  0.050 / 0.090
G26     140.5          37.3                8.6 +/-    0.98      13.2 +/-    0.98  0.050 / 0.090
G31     39.7           61.2                3.7 +/-    0.66       4.2 +/-    0.66  0.030 / 0.040
G32     76.7           25.1                4.6 +/-    1.24       9.0 +/-    1.24  0.030 / 0.040