PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/11-05:12:50
G01     235.2          26.7                8.5 +/-    1.11      15.9 +/-    1.11  0.030 / 0.030
G03     309.7          57.2                5.8 +/-    0.82       6.7 +/-    0.82  0.040 / 0.040
G14     72.9           33.6                3.0 +/-    0.91       4.8 +/-    0.91  0.080 / 0.140
G16     154.9          31.5                6.5 +/-    1.16      11.1 +/-    1.16  0.080 / 0.140
G18     210.6          16.1                4.9 +/-    1.56      11.8 +/-    1.56  0.100 / 0.140
G22     270.0          74.5                5.7 +/-    1.07       5.9 +/-    1.07  0.110 / 0.170
G23     298.9          31.2                5.0 +/-    1.10       8.6 +/-    1.10  0.030 / 0.050
G26     119.9          48.5                6.8 +/-    1.71       8.7 +/-    1.71  0.040 / 0.050
G31     42.1           42.9                3.9 +/-    0.96       5.4 +/-    0.96  0.050 / 0.060
G32     88.2           14.8                3.2 +/-    1.58       7.9 +/-    1.58  0.040 / 0.060