PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/04-15:42:40
G02     82.3           15.6               10.1 +/-    1.68      24.9 +/-    1.68  0.090 / 0.210
G05     44.4           36.9                7.3 +/-    0.90      11.2 +/-    0.90  0.110 / 0.190
G13     99.7           32.5               13.6 +/-    0.80      22.6 +/-    0.80  0.050 / 0.110
G15     149.0          36.0               12.5 +/-    0.96      19.5 +/-    0.96  0.050 / 0.110
G20     233.6          21.8                7.8 +/-    1.51      16.4 +/-    1.51  0.040 / 0.070
G21     297.0          36.2                7.6 +/-    0.99      11.8 +/-    0.99  0.040 / 0.060
G25     205.8          24.9                9.2 +/-    1.32      18.0 +/-    1.32  0.050 / 0.100
G26     307.3          17.3                6.1 +/-    2.08      14.4 +/-    2.08  0.040 / 0.130
G29     12.5           84.8                7.7 +/-    0.56       7.7 +/-    0.56  0.040 / 0.060