PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/16-00:27:50
G01     309.1          33.0                8.2 +/-    1.35      13.5 +/-    1.35  0.080 / 0.100
G10     102.8          40.4                9.0 +/-    0.80      12.9 +/-    0.80  0.070 / 0.130
G11     287.0          26.6               11.6 +/-    1.45      21.9 +/-    1.45  0.040 / 0.040
G14     341.9          69.0                7.9 +/-    0.53       8.4 +/-    0.53  0.040 / 0.040
G18     281.9          49.8                9.9 +/-    0.96      12.5 +/-    0.96  0.050 / 0.060
G20     118.9          15.4                9.3 +/-    1.66      23.0 +/-    1.66  0.050 / 0.070
G22     308.6          21.7                7.0 +/-    1.80      14.9 +/-    1.80  0.030 / 0.040
G25     86.6           15.2                9.2 +/-    2.10      22.7 +/-    2.10  0.050 / 0.030
G31     166.2          62.2               11.1 +/-    0.52      12.4 +/-    0.52  0.100 / 0.210
G32     32.8           54.6                7.5 +/-    1.03       9.0 +/-    1.03  0.100 / 0.260