PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-06:27:50
G01     318.9          19.3                3.5 +/-    1.36       7.7 +/-    1.36  0.130 / 0.290
G08     258.4          13.2                7.3 +/-    1.39      19.1 +/-    1.39  0.130 / 0.270
G10     81.3           51.6                4.4 +/-    0.48       5.4 +/-    0.48  0.210 / 0.370
G11     302.4          23.3                3.8 +/-    1.65       7.7 +/-    1.65  0.170 / 0.290
G14     298.1          71.1                5.0 +/-    0.71       5.3 +/-    0.71  0.030 / 0.040
G18     303.6          41.9                5.2 +/-    1.11       7.3 +/-    1.11  0.030 / 0.050
G20     105.9          28.8                3.6 +/-    1.70       6.5 +/-    1.70  0.040 / 0.060
G22     301.6          12.1                0.9 +/-    8.81       2.4 +/-    8.81  0.050 / 0.060
G31     175.0          43.0                6.8 +/-    1.19       9.5 +/-    1.19  0.170 / 0.270
G32     1.7            68.8                5.1 +/-    0.77       5.4 +/-    0.77  0.150 / 0.310