PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-09:27:50
G01     235.3          26.4                7.0 +/-    1.55      13.2 +/-    1.55  0.030 / 0.030
G03     308.0          60.3                4.3 +/-    0.91       4.9 +/-    0.91  0.040 / 0.030
G14     74.3           32.0                3.5 +/-    1.69       5.9 +/-    1.69  0.040 / 0.050
G16     156.5          30.9                6.6 +/-    1.17      11.3 +/-    1.17  0.040 / 0.040
G18     209.8          15.5                4.9 +/-    1.87      12.0 +/-    1.87  0.090 / 0.160
G22     258.8          76.1                5.2 +/-    0.54       5.3 +/-    0.54  0.090 / 0.140
G23     298.8          30.7                6.1 +/-    1.67      10.5 +/-    1.67  0.060 / 0.120
G26     121.0          48.7                6.4 +/-    0.85       8.2 +/-    0.85  0.070 / 0.140
G31     41.9           43.2                3.5 +/-    1.01       4.9 +/-    1.01  0.090 / 0.140
G32     87.9           16.3                3.7 +/-    2.16       8.9 +/-    2.16  0.080 / 0.150