PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/04-06:58:10
G01     318.5          20.2                4.7 +/-    2.19      10.2 +/-    2.19  0.160 / 0.270
G08     257.2          12.7                7.7 +/-    2.15      20.2 +/-    2.15  0.140 / 0.340
G10     82.9           51.0                4.9 +/-    0.62       6.1 +/-    0.62  0.050 / 0.050
G11     301.4          23.8                5.9 +/-    1.58      11.9 +/-    1.58  0.050 / 0.070
G14     301.9          71.3                5.8 +/-    0.95       6.1 +/-    0.95  0.120 / 0.320
G18     302.4          42.7                6.7 +/-    0.82       9.4 +/-    0.82  0.150 / 0.260
G20     106.8          28.0                4.5 +/-    1.10       8.3 +/-    1.10  0.040 / 0.040
G22     302.3          13.1                6.0 +/-    5.32      15.6 +/-    5.32  0.040 / 0.040
G31     174.9          44.1                8.2 +/-    1.19      11.2 +/-    1.19  0.080 / 0.230
G32     3.3            68.2                5.9 +/-    0.79       6.3 +/-    0.79  0.080 / 0.210