PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-11:28:00
G02     22.5           63.4                9.2 +/-    1.39      10.2 +/-    1.39  0.030 / 0.030
G05     158.6          48.9               17.6 +/-    1.02      22.5 +/-    1.02  0.020 / 0.030
G06     47.6           24.1                5.1 +/-    0.66      10.2 +/-    0.66  0.030 / 0.050
G12     212.9          78.3               10.1 +/-    1.10      10.3 +/-    1.10  0.040 / 0.050
G19     90.7           14.6                8.1 +/-    1.19      20.3 +/-    1.19  0.090 / 0.190
G24     217.3          11.1                6.6 +/-    2.02      18.1 +/-    2.02  0.090 / 0.180
G25     309.8          44.1                7.2 +/-    0.69       9.9 +/-    0.69  0.040 / 0.040
G29     298.0          18.8                7.9 +/-    1.02      18.0 +/-    1.02  0.030 / 0.050