PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/27-23:42:30
G01     305.5          34.1               10.0 +/-    1.10      16.1 +/-    1.10  0.060 / 0.140
G10     107.5          39.7               10.5 +/-    0.77      15.4 +/-    0.77  0.080 / 0.160
G11     279.3          28.8                9.2 +/-    1.36      16.5 +/-    1.36  0.070 / 0.100
G14     3.0            65.7                9.2 +/-    0.67      10.0 +/-    0.67  0.080 / 0.100
G18     118.4          12.6               12.0 +/-    2.30      31.5 +/-    2.30  0.120 / 0.260
G22     309.9          26.2                8.7 +/-    1.13      16.5 +/-    1.13  0.110 / 0.280
G25     79.0           16.8                9.6 +/-    2.15      22.9 +/-    2.15  0.030 / 0.040
G31     173.9          63.2                8.1 +/-    0.84       9.0 +/-    0.84  0.030 / 0.040
G32     34.9           53.4                8.7 +/-    0.47      10.5 +/-    0.47  0.040 / 0.050