PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/13-22:12:40
G01     312.8          27.9                6.4 +/-    1.54      11.6 +/-    1.54  0.150 / 0.130
G10     97.0           46.1                8.2 +/-    0.36      10.9 +/-    0.36  0.130 / 0.150
G11     290.2          27.8                5.4 +/-    0.89       9.9 +/-    0.89  0.090 / 0.140
G14     339.8          69.8                7.3 +/-    0.31       7.7 +/-    0.31  0.130 / 0.160
G18     112.2          19.1                8.1 +/-    1.55      18.3 +/-    1.55  0.050 / 0.040
G22     306.3          18.9                6.7 +/-    1.36      15.1 +/-    1.36  0.040 / 0.040
G25     88.6           14.0                8.8 +/-    2.09      22.4 +/-    2.09  0.130 / 0.250
G31     176.2          53.5               10.4 +/-    0.43      12.6 +/-    0.43  0.290 / 0.310
G32     24.3           59.5                7.2 +/-    1.04       8.2 +/-    1.04  0.040 / 0.020