PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/13-22:12:50
G01     315.2          26.5                6.6 +/-    1.15      12.5 +/-    1.15  0.100 / 0.250
G10     92.0           46.5               10.0 +/-    0.28      13.2 +/-    0.28  0.110 / 0.410
G11     297.5          24.3               10.6 +/-    2.15      21.0 +/-    2.15  0.040 / 0.050
G14     311.3          70.3               10.4 +/-    0.78      11.0 +/-    0.78  0.040 / 0.060
G20     112.6          21.6               10.2 +/-    2.35      21.7 +/-    2.35  0.070 / 0.190
G22     304.7          14.5                7.1 +/-    2.54      18.0 +/-    2.54  0.060 / 0.190
G25     95.1           11.5               10.4 +/-    2.54      28.0 +/-    2.54  0.110 / 0.400
G31     172.2          51.6               12.3 +/-    1.25      15.3 +/-    1.25  0.110 / 0.420
G32     22.4           61.1               10.2 +/-    0.38      11.5 +/-    0.38  0.040 / 0.050