PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/06-03:12:40
G10     243.9          20.6               13.5 +/-    2.96      29.2 +/-    2.96  0.080 / 0.420
G13     62.2           33.9               10.2 +/-    1.78      16.5 +/-    1.78  0.080 / 0.480
G15     105.0          57.4               11.8 +/-    0.77      13.7 +/-    0.77  0.060 / 0.050
G16     303.0          15.5                7.4 +/-    2.97      18.3 +/-    2.97  0.040 / 0.040
G20     265.0          53.7               13.2 +/-    2.47      16.0 +/-    2.47  0.060 / 0.090
G21     323.5          53.9               11.8 +/-    0.51      14.2 +/-    0.51  0.070 / 0.110
G26     274.5          18.6               10.5 +/-    2.33      23.9 +/-    2.33  0.040 / 0.040
G29     162.6          60.3               12.7 +/-    0.35      14.3 +/-    0.35  0.030 / 0.030