PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/10-19:27:40
G02     57.2           35.0                8.9 +/-    1.68      14.1 +/-    1.68  0.090 / 0.080
G05     60.2           62.7                9.2 +/-    0.63      10.2 +/-    0.63  0.100 / 0.110
G12     184.8          34.8               11.2 +/-    1.15      17.9 +/-    1.15  0.200 / 0.390
G13     127.7          14.1               12.3 +/-    2.09      31.2 +/-    2.09  0.110 / 0.450
G15     164.5          11.5               10.1 +/-   18.25      27.2 +/-   18.25  0.200 / 0.330
G21     270.4          15.7               10.5 +/-    2.72      25.6 +/-    2.72  0.130 / 0.350
G25     240.0          53.0                8.9 +/-    3.83      10.9 +/-    3.83  0.180 / 0.350
G29     328.1          53.5               10.3 +/-    0.99      12.5 +/-    0.99  0.250 / 0.480