PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/03-20:58:00
G01     310.7          30.1                8.4 +/-    0.73      14.8 +/-    0.73  0.090 / 0.170
G10     100.8          43.9                9.6 +/-    1.41      13.1 +/-    1.41  0.170 / 0.160
G11     287.4          27.9                5.1 +/-    0.99       9.3 +/-    0.99  0.120 / 0.270
G14     346.9          68.7                7.6 +/-    0.32       8.1 +/-    0.32  0.120 / 0.200
G18     114.5          16.5               10.3 +/-    1.14      24.7 +/-    1.14  0.030 / 0.040
G22     307.7          21.5                9.6 +/-    1.69      20.3 +/-    1.69  0.040 / 0.020
G25     86.2           15.1               10.9 +/-    3.35      27.1 +/-    3.35  0.040 / 0.040
G31     173.7          58.0               11.7 +/-    0.61      13.5 +/-    0.61  0.030 / 0.030
G32     29.3           56.8                7.3 +/-    1.04       8.5 +/-    1.04  0.080 / 0.090