PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/19-23:28:00
G01     301.3          36.9               10.3 +/-    1.37      15.8 +/-    1.37  0.070 / 0.130
G10     112.2          34.9               10.9 +/-    0.64      17.3 +/-    0.64  0.070 / 0.120
G11     273.4          27.9               10.0 +/-    1.16      18.3 +/-    1.16  0.060 / 0.080
G14     9.3            63.9                9.8 +/-    0.74      10.8 +/-    0.74  0.060 / 0.080
G18     264.1          50.4                9.5 +/-    0.72      11.9 +/-    0.72  0.040 / 0.050
G22     311.7          29.9                8.9 +/-    0.85      15.5 +/-    0.85  0.040 / 0.050
G25     72.6           17.0                8.6 +/-    1.16      20.3 +/-    1.16  0.070 / 0.160
G31     160.1          71.1               11.9 +/-    1.14      12.5 +/-    1.14  0.080 / 0.150
G32     43.0           47.7                8.2 +/-    0.44      10.7 +/-    0.44  0.070 / 0.260