PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/24-20:57:40
G01     320.3          15.4               13.7 +/-    2.60      33.8 +/-    2.60  0.110 / 0.210
G08     263.4          16.1               19.0 +/-    4.08      46.1 +/-    4.08  0.180 / 0.250
G10     72.5           54.2               17.7 +/-    0.73      21.2 +/-    0.73  0.040 / 0.050
G11     309.7          18.1               15.5 +/-    3.27      35.6 +/-    3.27  0.050 / 0.050
G14     272.2          66.0               18.6 +/-    0.39      20.1 +/-    0.39  0.330 / 0.550
G20     101.6          31.0               17.3 +/-    0.84      29.7 +/-    0.84  0.350 / 0.700
G21     156.0          10.8               22.2 +/-    9.60      61.0 +/-    9.60  0.310 / 0.500
G27     227.8          12.8               20.2 +/-    3.35      52.9 +/-    3.35  0.240 / 0.450
G31     176.4          36.5               23.3 +/-    1.51      36.0 +/-    1.51  0.130 / 0.260
G32     358.6          70.9               17.0 +/-    0.57      17.8 +/-    0.57  0.140 / 0.260