PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/25-00:43:00
G01     246.2          33.0                6.7 +/-    1.42      11.1 +/-    1.42  0.040 / 0.050
G03     315.1          46.8                3.5 +/-    1.18       4.6 +/-    1.18  0.040 / 0.040
G14     64.6           38.2                4.0 +/-    0.85       6.1 +/-    0.85  0.080 / 0.120
G16     160.0          22.7               -2.9 +/-   17.65      -5.9 +/-   17.65  0.070 / 0.110
G18     215.8          23.3                7.5 +/-    1.10      15.2 +/-    1.10  0.040 / 0.120
G22     298.4          68.8                5.9 +/-    1.13       6.3 +/-    1.13  0.060 / 0.110
G23     289.3          20.7                6.4 +/-    1.35      13.9 +/-    1.35  0.070 / 0.210
G26     132.3          41.6                7.7 +/-    1.06      11.0 +/-    1.06  0.070 / 0.260
G31     40.4           55.0                4.6 +/-    0.86       5.5 +/-    0.86  0.100 / 0.280
G32     81.1           19.8                4.9 +/-    1.52      10.8 +/-    1.52  0.100 / 0.260