PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/25-22:12:50
G01     291.2          40.0                9.0 +/-    6.80      13.2 +/-    6.80  0.060 / 0.080
G03     311.7          16.1                7.5 +/-    2.03      18.2 +/-    2.03  0.050 / 0.110
G10     119.4          29.7                9.3 +/-    1.09      16.4 +/-    1.09  0.060 / 0.080
G11     265.6          26.5                8.5 +/-    1.58      16.1 +/-    1.58  0.060 / 0.080
G14     24.6           58.6                7.6 +/-    0.95       8.7 +/-    0.95  0.020 / 0.020
G22     313.5          37.2                8.2 +/-    0.88      12.5 +/-    0.88  0.020 / 0.020
G25     66.5           18.7                7.8 +/-    1.13      17.7 +/-    1.13  0.070 / 0.160
G26     159.1          11.7               12.7 +/-    3.97      34.2 +/-    3.97  0.090 / 0.130
G31     146.8          78.2                9.3 +/-    0.62       9.5 +/-    0.62  0.030 / 0.040
G32     49.5           43.6                7.7 +/-    0.97      10.6 +/-    0.97  0.040 / 0.050