PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/24-02:13:10
G03     242.0          68.2                1.6 +/-    1.27       1.7 +/-    1.27  0.040 / 0.060
G09     305.2          22.9                1.4 +/-    2.01       2.8 +/-    2.01  0.040 / 0.050
G14     99.7           14.4                5.2 +/-    1.82      13.3 +/-    1.82  0.130 / 0.400
G16     124.6          59.0                2.5 +/-    0.75       2.8 +/-    0.75  0.140 / 0.360
G22     197.1          56.0                4.9 +/-    0.71       5.8 +/-    0.71  0.040 / 0.080
G23     318.0          47.6                1.8 +/-    2.11       2.4 +/-    2.11  0.040 / 0.060
G26     69.3           51.7                2.6 +/-    0.47       3.2 +/-    0.47  0.030 / 0.050
G31     52.1           20.3               -1.3 +/-    2.07      -2.8 +/-    2.07  0.030 / 0.050