PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/26-00:27:50
G01     251.5          35.8                6.6 +/-    1.47      10.4 +/-    1.47  0.040 / 0.050
G03     316.2          42.2                6.1 +/-    2.03       8.6 +/-    2.03  0.030 / 0.040
G11     236.4          12.0                7.5 +/-    3.19      19.9 +/-    3.19  0.050 / 0.110
G14     59.6           41.1                5.1 +/-    0.91       7.3 +/-    0.91  0.070 / 0.100
G18     219.1          27.1                8.6 +/-    1.41      16.0 +/-    1.41  0.060 / 0.090
G22     305.6          64.6                5.6 +/-    0.75       6.1 +/-    0.75  0.050 / 0.100
G23     285.7          17.7                8.3 +/-    2.48      19.4 +/-    2.48  0.080 / 0.240
G26     137.1          37.6                9.5 +/-    1.03      14.5 +/-    1.03  0.080 / 0.190
G31     41.2           60.0                5.2 +/-    0.57       5.9 +/-    0.57  0.180 / 0.530
G32     77.0           22.8                5.1 +/-    0.96      10.5 +/-    0.96  0.110 / 0.420