PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/13-03:57:50
G01     305.2          34.6                4.9 +/-    0.89       7.9 +/-    0.89  0.080 / 0.150
G10     108.4          38.2                6.7 +/-    0.89      10.0 +/-    0.89  0.070 / 0.090
G11     278.3          28.3                8.6 +/-    1.17      15.7 +/-    1.17  0.080 / 0.110
G14     358.4          66.4                3.9 +/-    0.47       4.2 +/-    0.47  0.090 / 0.080
G18     273.3          50.0                8.3 +/-    6.83      10.4 +/-    6.83  0.040 / 0.060
G20     116.0          41.2               21.7 +/-    3.22      30.9 +/-    3.22  0.050 / 0.050
G22     310.4          27.0                4.8 +/-    1.91       8.9 +/-    1.91  0.070 / 0.150
G25     79.2           16.9                3.8 +/-    2.27       9.0 +/-    2.27  0.060 / 0.160
G31     158.6          69.0                7.5 +/-    0.65       8.0 +/-    0.65  0.040 / 0.040
G32     40.4           49.3                3.3 +/-    1.04       4.2 +/-    1.04  0.030 / 0.040