PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/26-21:42:40
G02     11.4           70.1               10.2 +/-    0.68      10.7 +/-    0.68  0.180 / 0.460
G05     157.4          45.8               13.6 +/-    0.73      18.2 +/-    0.73  0.170 / 0.540
G06     45.9           28.4                8.9 +/-    0.39      16.1 +/-    0.39  0.030 / 0.060
G12     254.0          80.9                9.1 +/-    0.48       9.2 +/-    0.48  0.050 / 0.060
G19     84.5           22.3               10.8 +/-    0.88      22.5 +/-    0.88  0.020 / 0.030
G24     219.0          14.3               15.1 +/-    2.52      38.2 +/-    2.52  0.020 / 0.030
G25     313.5          39.5               10.4 +/-    2.85      15.2 +/-    2.85  0.050 / 0.110
G29     294.3          14.9               10.4 +/-    1.73      25.9 +/-    1.73  0.080 / 0.090