PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/04-19:58:00
G08     294.2          23.7               13.8 +/-    1.82      27.8 +/-    1.82  0.070 / 0.110
G10     2.7            62.8               13.0 +/-    0.37      14.4 +/-    0.37  0.080 / 0.110
G14     227.5          44.2               15.2 +/-    3.05      20.7 +/-    3.05  0.040 / 0.080
G20     61.7           53.6               13.2 +/-    0.33      15.9 +/-    0.33  0.050 / 0.100
G21     145.0          41.5               15.5 +/-    0.87      22.0 +/-    0.87  0.090 / 0.100
G24     55.5           24.2               14.1 +/-    0.88      28.1 +/-    0.88  0.090 / 0.100
G27     259.4          32.9               12.7 +/-    0.99      20.9 +/-    0.99  0.060 / 0.120
G32     241.0          65.8               15.6 +/-    0.39      16.9 +/-    0.39  0.060 / 0.110