PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/05-15:27:50
G08     273.5          19.3                6.5 +/-    1.57      14.6 +/-    1.57  0.050 / 0.050
G10     52.5           60.3                6.2 +/-    0.32       7.0 +/-    0.32  0.050 / 0.060
G11     315.4          12.6                5.8 +/-    1.50      15.4 +/-    1.50  0.120 / 0.300
G14     257.2          62.5                8.5 +/-    0.71       9.4 +/-    0.71  0.110 / 0.320
G21     153.0          16.7                7.0 +/-    1.27      16.7 +/-    1.27  0.060 / 0.130
G24     41.8           13.7                4.2 +/-    1.19      10.9 +/-    1.19  0.040 / 0.160
G27     234.0          18.3                9.0 +/-    2.40      20.7 +/-    2.40  0.080 / 0.150
G31     179.0          26.4                8.8 +/-    1.23      16.6 +/-    1.23  0.080 / 0.140
G32     324.9          75.6                8.0 +/-    0.81       8.3 +/-    0.81  0.140 / 0.210