PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/05/09-01:43:10
G02     34.8           54.1               11.6 +/-    0.50      14.0 +/-    0.50  0.030 / 0.050
G05     134.5          63.1               12.5 +/-    0.73      13.8 +/-    0.73  0.030 / 0.040
G06     54.4           14.9                8.4 +/-    1.09      21.0 +/-    1.09  0.040 / 0.050
G12     197.8          66.9                8.7 +/-    1.00       9.4 +/-    1.00  0.040 / 0.040
G19     100.2          10.4                9.8 +/-    2.29      27.2 +/-    2.29  0.050 / 0.050
G25     296.8          53.2               10.7 +/-    0.84      12.9 +/-    0.84  0.060 / 0.060
G29     307.5          27.8                6.6 +/-    1.04      12.2 +/-    1.04  0.040 / 0.050