PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/29-13:57:20
G02     34.2           54.3                6.5 +/-    0.43       7.8 +/-    0.43  0.040 / 0.040
G05     141.7          63.8                9.9 +/-    0.77      11.0 +/-    0.77  0.030 / 0.060
G06     55.6           13.2                4.3 +/-    0.97      11.1 +/-    0.97  0.040 / 0.040
G12     193.1          63.4                6.5 +/-    1.31       7.2 +/-    1.31  0.030 / 0.030
G19     101.6          10.3                5.8 +/-    1.67      16.1 +/-    1.67  0.070 / 0.150
G25     286.0          58.5                7.7 +/-    1.09       8.9 +/-    1.09  0.090 / 0.140
G29     309.7          30.6                7.1 +/-    1.03      12.3 +/-    1.03  0.040 / 0.030