PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/09-18:42:50
G05     53.7           9.5                11.4 +/-    3.08      32.2 +/-    3.08  0.030 / 0.050
G10     245.9          23.0               11.1 +/-    3.16      22.7 +/-    3.16  0.040 / 0.050
G13     59.0           32.5               11.9 +/-    1.49      19.9 +/-    1.49  0.110 / 0.370
G15     106.4          59.0               13.8 +/-    0.81      15.8 +/-    0.81  0.160 / 0.420
G16     301.1          15.5                7.0 +/-    1.82      17.1 +/-    1.82  0.060 / 0.100
G20     262.6          47.0               12.0 +/-    4.40      15.8 +/-    4.40  0.060 / 0.110
G21     328.0          56.6               12.0 +/-    0.51      14.0 +/-    0.51  0.030 / 0.030
G26     273.7          17.5                9.4 +/-    2.61      21.9 +/-    2.61  0.020 / 0.030
G29     162.7          56.7               13.9 +/-    0.76      16.3 +/-    0.76  0.130 / 0.320