PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/07-21:12:30
G02     281.4          80.9               13.1 +/-    0.68      13.2 +/-    0.68  0.080 / 0.140
G05     167.8          24.1               18.8 +/-    0.96      37.5 +/-    0.96  0.100 / 0.140
G06     39.4           51.1               11.8 +/-    0.42      14.6 +/-    0.42  0.110 / 0.280
G12     319.9          58.0               11.8 +/-    0.76      13.6 +/-    0.76  0.110 / 0.260
G17     76.9           18.1               11.9 +/-    0.82      27.3 +/-    0.82  0.030 / 0.030
G19     65.5           32.5               11.8 +/-    0.90      19.6 +/-    0.90  0.040 / 0.040
G24     236.7          29.5               15.8 +/-    1.49      28.0 +/-    1.49  0.030 / 0.050
G25     317.3          19.2               12.1 +/-    2.41      27.2 +/-    2.41  0.030 / 0.050