PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-22:43:10
G02     38.8           50.0               10.0 +/-    1.52      12.6 +/-    1.52  0.040 / 0.040
G05     122.0          67.0               12.2 +/-    0.79      13.2 +/-    0.79  0.050 / 0.050
G06     56.9           11.6                8.9 +/-    1.83      24.1 +/-    1.83  0.050 / 0.050
G12     195.8          62.4               12.3 +/-    0.67      13.6 +/-    0.67  0.050 / 0.050
G25     286.1          56.7               15.0 +/-    0.88      17.5 +/-    0.88  0.030 / 0.030
G29     312.9          34.8                9.6 +/-    1.22      15.3 +/-    1.22  0.030 / 0.030