PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/29-22:57:40
G01     316.8          22.3                7.0 +/-    1.59      14.5 +/-    1.59  0.120 / 0.240
G08     251.8          10.3               12.8 +/-    1.99      35.5 +/-    1.99  0.100 / 0.210
G10     87.2           50.9               11.2 +/-    0.81      14.0 +/-    0.81  0.050 / 0.070
G11     297.6          25.9               10.4 +/-    2.12      19.9 +/-    2.12  0.050 / 0.070
G14     317.9          71.3               11.1 +/-    0.35      11.7 +/-    0.35  0.090 / 0.180
G18     106.5          24.7               10.9 +/-    0.79      21.5 +/-    0.79  0.090 / 0.180
G22     302.9          13.5               10.4 +/-    1.46      26.9 +/-    1.46  0.120 / 0.450
G25     95.0           10.8                4.8 +/-   32.73      13.1 +/-   32.73  0.110 / 0.500
G31     178.8          44.4               13.6 +/-    1.61      18.4 +/-    1.61  0.060 / 0.050
G32     11.8           65.2               10.1 +/-    0.74      11.0 +/-    0.74  0.060 / 0.060