PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/12-22:42:40
G08     296.1          21.9                9.5 +/-    1.45      20.0 +/-    1.45  0.060 / 0.120
G10     12.1           62.7                9.7 +/-    0.63      10.7 +/-    0.63  0.080 / 0.150
G14     229.2          44.4               14.7 +/-    1.30      19.9 +/-    1.30  0.060 / 0.080
G18     317.9          10.5              -11.6 +/-   14.13     -31.9 +/-   14.13  0.050 / 0.090
G20     67.0           51.2               10.7 +/-    0.79      13.4 +/-    0.79  0.070 / 0.080
G21     147.1          41.0               13.2 +/-    0.68      18.9 +/-    0.68  0.050 / 0.110
G24     56.8           26.2               10.6 +/-    0.97      20.2 +/-    0.97  0.090 / 0.210
G27     254.2          32.0               11.4 +/-    1.42      19.2 +/-    1.42  0.120 / 0.190
G32     246.0          68.5               11.6 +/-    0.74      12.3 +/-    0.74  0.110 / 0.540