PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/10-19:42:40
G01     306.7          33.9               11.8 +/-    1.15      19.2 +/-    1.15  0.050 / 0.070
G10     106.8          38.8               12.7 +/-    0.73      18.8 +/-    0.73  0.050 / 0.080
G11     279.4          28.4               11.4 +/-    1.53      20.7 +/-    1.53  0.040 / 0.050
G14     359.9          66.5               10.2 +/-    1.04      11.0 +/-    1.04  0.040 / 0.060
G20     120.9          13.5               13.4 +/-    3.35      34.5 +/-    3.35  0.080 / 0.110
G22     310.0          25.9                9.9 +/-    1.74      19.0 +/-    1.74  0.070 / 0.120
G25     75.6           15.4                9.4 +/-    1.61      23.1 +/-    1.61  0.080 / 0.180
G31     172.1          63.0               13.5 +/-    1.19      15.0 +/-    1.19  0.080 / 0.160
G32     36.0           52.6               10.6 +/-    0.52      13.0 +/-    0.52  0.080 / 0.260