PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/10-05:57:40
G01     221.4          13.6                6.1 +/-    3.50      15.6 +/-    3.50  0.040 / 0.050
G03     274.2          70.0                4.4 +/-    0.47       4.7 +/-    0.47  0.040 / 0.050
G09     296.5          10.2              -15.7 +/-   17.36     -43.5 +/-   17.36  0.110 / 0.260
G14     89.7           22.4                2.3 +/-    1.53       4.7 +/-    1.53  0.110 / 0.260
G16     140.6          49.3                5.8 +/-    1.04       7.4 +/-    1.04  0.130 / 0.330
G22     209.8          66.6                5.3 +/-    0.54       5.7 +/-    0.54  0.130 / 0.370
G23     313.2          43.9                4.0 +/-    1.12       5.5 +/-    1.12  0.050 / 0.100
G26     88.1           54.3                4.6 +/-    1.05       5.6 +/-    1.05  0.050 / 0.080
G31     47.8           26.6                3.4 +/-    2.13       6.4 +/-    2.13  0.030 / 0.050