PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/29-00:13:10
G01     287.3          40.7                7.9 +/-    1.34      11.3 +/-    1.34  0.040 / 0.090
G03     312.5          17.7                8.6 +/-    0.80      20.1 +/-    0.80  0.040 / 0.100
G10     121.6          27.4                9.6 +/-    1.22      17.8 +/-    1.22  0.060 / 0.120
G11     261.6          25.8               11.2 +/-    1.55      21.6 +/-    1.55  0.050 / 0.110
G14     29.5           56.5                6.2 +/-    0.81       7.3 +/-    0.81  0.020 / 0.030
G22     314.0          39.6                6.8 +/-    2.85      10.0 +/-    2.85  0.020 / 0.030
G25     62.7           18.3                7.3 +/-    0.66      16.7 +/-    0.66  0.050 / 0.090
G26     158.7          13.2               11.9 +/-    2.41      30.9 +/-    2.41  0.050 / 0.090
G31     142.9          79.9               10.2 +/-    0.63      10.4 +/-    0.63  0.030 / 0.060
G32     51.5           42.4                6.9 +/-    0.63       9.7 +/-    0.63  0.040 / 0.050