PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/10-12:27:30
G02     43.6           45.4                5.3 +/-    1.51       7.1 +/-    1.51  0.020 / 0.020
G05     122.8          69.4                6.8 +/-    0.71       7.2 +/-    0.71  0.020 / 0.020
G12     185.4          53.0                7.2 +/-    0.68       8.8 +/-    0.68  0.030 / 0.030
G25     277.1          58.0               -0.5 +/-    0.99      -0.6 +/-    0.99  0.040 / 0.040
G29     314.3          35.6                4.8 +/-    1.61       7.6 +/-    1.61  0.040 / 0.040