PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/16-00:57:30
G01     292.7          39.6                5.1 +/-    1.19       7.5 +/-    1.19  0.080 / 0.090
G03     311.1          14.1                5.5 +/-    1.44      14.0 +/-    1.44  0.050 / 0.110
G10     118.3          30.8                6.9 +/-    0.86      11.8 +/-    0.86  0.030 / 0.040
G11     265.7          27.2                7.2 +/-    1.45      13.3 +/-    1.45  0.030 / 0.030
G14     23.9           58.9                5.4 +/-    0.97       6.2 +/-    0.97  0.060 / 0.110
G22     313.2          36.1                6.1 +/-    1.03       9.6 +/-    1.03  0.080 / 0.120
G25     66.5           18.2                5.6 +/-    0.55      13.0 +/-    0.55  0.050 / 0.080
G31     156.0          76.6                8.6 +/-    0.94       8.8 +/-    0.94  0.060 / 0.080
G32     47.0           45.6                4.6 +/-    0.51       6.1 +/-    0.51  0.030 / 0.050