PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/07-02:58:00
G05     51.4           10.9                9.8 +/-    1.81      27.0 +/-    1.81  0.110 / 0.470
G10     240.4          17.0               20.2 +/-    2.02      47.9 +/-    2.02  0.090 / 0.470
G13     67.9           35.5               12.4 +/-    0.78      19.5 +/-    0.78  0.060 / 0.060
G15     114.7          55.7               15.8 +/-    0.57      18.6 +/-    0.57  0.050 / 0.070
G16     307.6          14.7                9.4 +/-    1.61      23.6 +/-    1.61  0.050 / 0.150
G20     258.1          49.7               16.1 +/-    1.55      20.4 +/-    1.55  0.050 / 0.130
G21     318.6          50.6               14.5 +/-    0.65      18.1 +/-    0.65  0.150 / 0.360
G26     279.4          19.9               13.1 +/-    1.42      29.0 +/-    1.42  0.150 / 0.280
G29     160.4          66.0               15.3 +/-    1.18      16.6 +/-    1.18  0.030 / 0.040