PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/09-00:42:40
G01     311.9          28.9                8.9 +/-    1.36      16.0 +/-    1.36  0.030 / 0.030
G10     98.5           45.4                8.5 +/-    0.81      11.4 +/-    0.81  0.030 / 0.040
G11     287.9          28.5                8.6 +/-    1.27      15.5 +/-    1.27  0.100 / 0.140
G14     344.9          69.2                6.9 +/-    0.68       7.3 +/-    0.68  0.090 / 0.130
G18     112.9          18.9                9.4 +/-    0.85      21.1 +/-    0.85  0.120 / 0.260
G22     306.8          20.0                9.7 +/-    1.76      21.4 +/-    1.76  0.100 / 0.240
G25     86.2           14.3                7.2 +/-    1.47      18.3 +/-    1.47  0.070 / 0.150
G31     175.7          55.0               10.0 +/-    1.40      11.9 +/-    1.40  0.070 / 0.140
G32     23.8           59.6                6.3 +/-    0.43       7.1 +/-    0.43  0.030 / 0.050