PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/12-03:13:00
G01     299.8          38.5                5.8 +/-    5.16       8.7 +/-    5.16  0.080 / 0.110
G03     308.6          10.4              -17.7 +/-    9.99     -49.0 +/-    9.99  0.150 / 0.120
G10     112.6          33.4                8.2 +/-    0.88      13.4 +/-    0.88  0.050 / 0.080
G11     275.0          26.8                6.5 +/-    1.66      12.2 +/-    1.66  0.120 / 0.100
G14     7.4            64.4                6.9 +/-    1.00       7.5 +/-    1.00  0.040 / 0.040
G18     264.8          50.2                7.9 +/-   11.77      10.0 +/-   11.77  0.050 / 0.040
G22     312.0          30.4                6.7 +/-    1.35      11.6 +/-    1.35  0.060 / 0.050
G25     76.7           17.8                6.5 +/-    1.19      15.0 +/-    1.19  0.090 / 0.060
G31     151.6          72.6                7.2 +/-    0.71       7.5 +/-    0.71  0.100 / 0.150
G32     42.3           48.3                5.4 +/-    1.31       7.0 +/-    1.31  0.090 / 0.180