PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/15-02:12:50
G01     250.4          35.0                7.3 +/-    0.99      11.6 +/-    0.99  0.030 / 0.050
G03     315.9          42.3                4.9 +/-    1.90       6.9 +/-    1.90  0.030 / 0.060
G11     235.7          12.6                6.1 +/-    4.09      16.0 +/-    4.09  0.100 / 0.270
G14     61.8           39.4                3.5 +/-    0.58       5.2 +/-    0.58  0.110 / 0.220
G16     166.2          16.3                7.0 +/-    2.60      16.9 +/-    2.60  0.060 / 0.120
G22     304.9          65.5                5.0 +/-    0.97       5.5 +/-    0.97  0.060 / 0.090
G23     286.3          18.3                6.1 +/-    1.65      14.1 +/-    1.65  0.020 / 0.040
G26     141.4          36.6                8.0 +/-    0.75      12.4 +/-    0.75  0.030 / 0.040
G31     39.7           62.3                3.0 +/-    0.43       3.4 +/-    0.43  0.050 / 0.090
G32     76.3           25.2                4.1 +/-    1.25       7.9 +/-    1.25  0.040 / 0.070