PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/04-17:12:40
G01     296.7          38.4                7.0 +/-    2.03      10.4 +/-    2.03  0.090 / 0.080
G03     310.6          15.4                6.5 +/-    1.61      16.1 +/-    1.61  0.080 / 0.090
G10     115.8          32.8                8.2 +/-    1.58      13.5 +/-    1.58  0.050 / 0.040
G11     272.9          26.8                8.0 +/-    1.41      15.0 +/-    1.41  0.060 / 0.050
G14     14.5           62.1                7.5 +/-    1.06       8.3 +/-    1.06  0.090 / 0.080
G22     313.0          35.2                6.9 +/-    1.92      10.9 +/-    1.92  0.050 / 0.080
G25     72.3           18.8                7.5 +/-    1.86      16.9 +/-    1.86  0.060 / 0.140
G31     147.7          75.7                9.4 +/-    0.52       9.7 +/-    0.52  0.090 / 0.120
G32     46.9           44.9                7.2 +/-    0.89       9.7 +/-    0.89  0.020 / 0.030