PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/08-03:43:00
G01     286.9          40.8               11.3 +/-    1.53      16.2 +/-    1.53  0.040 / 0.080
G03     312.5          17.2                4.1 +/-    1.65       9.8 +/-    1.65  0.050 / 0.080
G10     121.7          27.5               13.9 +/-    1.72      25.6 +/-    1.72  0.060 / 0.080
G11     260.1          26.1               14.1 +/-    1.13      26.9 +/-    1.13  0.060 / 0.090
G14     30.6           56.0               11.9 +/-    1.02      14.1 +/-    1.02  0.050 / 0.090
G22     314.1          40.5               12.6 +/-    2.25      18.2 +/-    2.25  0.060 / 0.080
G25     60.7           17.5                6.6 +/-    0.47      15.5 +/-    0.47  0.030 / 0.030
G26     157.3          14.0               19.9 +/-    2.46      50.6 +/-    2.46  0.020 / 0.030
G31     123.8          80.4               14.6 +/-    1.08      14.8 +/-    1.08  0.050 / 0.100
G32     51.8           42.2                9.7 +/-    1.08      13.7 +/-    1.08  0.060 / 0.100