PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-22:43:00
G02     40.0           49.0                7.9 +/-    0.97      10.1 +/-    0.97  0.040 / 0.050
G05     118.3          67.6               10.0 +/-    0.56      10.8 +/-    0.56  0.040 / 0.050
G06     57.7           10.5                8.5 +/-    2.16      23.5 +/-    2.16  0.060 / 0.040
G12     194.6          60.9               10.1 +/-    0.60      11.4 +/-    0.60  0.060 / 0.060
G25     283.5          57.2                6.8 +/-    4.06       8.0 +/-    4.06  0.050 / 0.040
G29     313.9          35.8                9.1 +/-    1.49      14.2 +/-    1.49  0.040 / 0.040