PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/27-05:58:00
G01     310.1          31.9                5.4 +/-    1.94       9.2 +/-    1.94  0.080 / 0.120
G10     102.0          41.3                7.0 +/-    0.66       9.9 +/-    0.66  0.060 / 0.130
G11     286.1          27.4                5.1 +/-    1.92       9.4 +/-    1.92  0.090 / 0.150
G14     346.6          68.9                4.7 +/-    0.65       5.0 +/-    0.65  0.110 / 0.130
G18     282.3          49.9                4.9 +/-    0.68       6.2 +/-    0.68  0.040 / 0.060
G20     118.1          17.1                5.6 +/-    1.77      13.2 +/-    1.77  0.040 / 0.050
G22     308.8          23.4                3.5 +/-    1.05       7.1 +/-    1.05  0.040 / 0.040
G25     86.9           15.0                4.7 +/-    0.86      11.8 +/-    0.86  0.040 / 0.050
G31     167.4          61.2                8.8 +/-    0.95       9.9 +/-    0.95  0.070 / 0.140
G32     28.9           57.1                4.4 +/-    0.60       5.1 +/-    0.60  0.060 / 0.160