PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/27-23:42:50
G01     307.5          34.4               15.7 +/-    1.35      25.1 +/-    1.35  0.070 / 0.100
G10     104.8          39.1               14.7 +/-    1.02      21.7 +/-    1.02  0.080 / 0.110
G11     285.2          26.6               17.5 +/-    2.18      33.0 +/-    2.18  0.050 / 0.040
G14     345.5          68.5                7.8 +/-    1.06       8.3 +/-    1.06  0.060 / 0.050
G18     278.8          50.1               16.7 +/-    1.37      21.1 +/-    1.37  0.080 / 0.190
G20     120.1          13.8               15.1 +/-    2.83      38.7 +/-    2.83  0.070 / 0.220
G22     309.3          23.1               15.2 +/-    1.28      31.0 +/-    1.28  0.050 / 0.070
G25     84.7           15.8               13.0 +/-    1.49      31.8 +/-    1.49  0.050 / 0.060
G31     164.7          64.2               17.4 +/-    0.83      19.1 +/-    0.83  0.100 / 0.160
G32     35.2           53.1               14.1 +/-    1.17      17.2 +/-    1.17  0.090 / 0.110