PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-23:28:00
G02     53.6           37.3                9.7 +/-    1.98      14.8 +/-    1.98  0.050 / 0.050
G05     70.0           65.7                8.8 +/-    0.82       9.6 +/-    0.82  0.060 / 0.050
G12     187.6          42.6               11.4 +/-    0.39      15.9 +/-    0.39  0.060 / 0.080
G13     132.5          10.1               -0.9 +/-   23.11      -2.5 +/-   23.11  0.050 / 0.080
G21     265.8          12.7                7.3 +/-   15.59      19.1 +/-   15.59  0.250 / 0.360
G25     249.5          56.3               10.7 +/-    1.98      12.6 +/-    1.98  0.230 / 0.330
G29     325.4          49.7               10.1 +/-    0.70      12.7 +/-    0.70  0.050 / 0.050