PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/26-22:43:10
G10     271.8          41.1                7.0 +/-    1.38      10.0 +/-    1.38  0.120 / 0.220
G13     40.0           14.7                8.7 +/-    3.29      21.7 +/-    3.29  0.100 / 0.180
G15     57.4           49.0                7.5 +/-    0.56       9.6 +/-    0.56  0.050 / 0.040
G16     273.2          10.8                6.5 +/-    2.93      17.8 +/-    2.93  0.040 / 0.040
G20     270.5          29.8                4.0 +/-    1.20       7.1 +/-    1.20  0.150 / 0.760
G21     10.7           74.0                7.7 +/-    0.98       8.0 +/-    0.98  0.140 / 0.510
G24     114.9          16.9                7.5 +/-    1.40      17.7 +/-    1.40  0.090 / 0.300
G27     316.7          21.9                5.2 +/-    3.50      10.8 +/-    3.50  0.120 / 0.240
G29     168.8          27.9                8.7 +/-    0.92      16.0 +/-    0.92  0.130 / 0.490
G32     204.5          14.7                9.6 +/-    1.14      24.2 +/-    1.14  0.110 / 0.380