PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-06:58:00
G01     317.2          22.8                3.6 +/-    1.65       7.3 +/-    1.65  0.120 / 0.270
G08     254.5          11.0                6.4 +/-    4.10      17.4 +/-    4.10  0.110 / 0.350
G10     87.4           49.1                5.3 +/-    0.73       6.8 +/-    0.73  0.030 / 0.040
G11     298.3          25.0                3.6 +/-    0.58       7.1 +/-    0.58  0.040 / 0.050
G14     312.5          71.5                5.3 +/-    0.69       5.6 +/-    0.69  0.130 / 0.130
G18     298.8          44.8                4.8 +/-    2.19       6.4 +/-    2.19  0.190 / 0.150
G20     109.5          25.6                4.0 +/-    1.29       7.6 +/-    1.29  0.050 / 0.050
G22     303.8          15.4                2.8 +/-    2.12       6.9 +/-    2.12  0.050 / 0.040
G31     173.8          47.7                6.9 +/-    1.50       9.0 +/-    1.50  0.160 / 0.290
G32     10.0           66.0                4.2 +/-    0.99       4.5 +/-    0.99  0.220 / 0.370