PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/06-19:27:40
G10     258.7          33.2               10.4 +/-    1.05      17.0 +/-    1.05  0.150 / 0.400
G13     46.4           24.0                9.5 +/-    1.06      19.0 +/-    1.06  0.160 / 0.330
G15     75.3           57.4                9.8 +/-    0.35      11.5 +/-    0.35  0.040 / 0.050
G16     286.5          14.4                7.9 +/-    1.48      19.9 +/-    1.48  0.040 / 0.050
G20     283.1          56.2                3.0 +/-    1.26       3.6 +/-    1.26  0.070 / 0.170
G21     347.7          66.7               -2.7 +/-    0.74      -2.9 +/-    0.74  0.060 / 0.220
G26     260.0          11.7                9.9 +/-    2.25      26.6 +/-    2.25  0.130 / 0.310
G27     322.0          11.2               -4.7 +/-   36.03     -12.7 +/-   36.03  0.170 / 0.340
G29     166.6          40.2               11.9 +/-    0.71      17.2 +/-    0.71  0.040 / 0.040