PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/04-21:57:50
G02     358.2          75.1               11.0 +/-    0.35      11.3 +/-    0.35  0.120 / 0.220
G05     161.3          38.4               17.5 +/-    0.52      26.1 +/-    0.52  0.110 / 0.260
G06     42.2           37.2                9.4 +/-    0.81      14.3 +/-    0.81  0.030 / 0.040
G12     305.5          72.9               10.6 +/-    0.77      11.0 +/-    0.77  0.020 / 0.030
G19     79.1           23.6               10.9 +/-    0.73      22.0 +/-    0.73  0.100 / 0.120
G24     224.8          19.5               16.4 +/-    1.50      36.5 +/-    1.50  0.080 / 0.110
G25     316.1          32.6               10.7 +/-    2.00      17.8 +/-    2.00  0.050 / 0.040
G29     289.9          13.3               14.5 +/-    2.29      37.5 +/-    2.29  0.030 / 0.040