PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/07-00:57:50
G08     321.0          10.7              -15.1 +/-   28.79     -41.6 +/-   28.79  0.070 / 0.090
G10     303.1          53.7                9.8 +/-    1.43      11.9 +/-    1.43  0.070 / 0.090
G14     211.5          13.7               13.6 +/-    3.51      35.0 +/-    3.51  0.120 / 0.590
G15     46.0           27.7                5.6 +/-    1.68      10.2 +/-    1.68  0.170 / 0.580
G20     305.7          53.9                8.2 +/-    0.75       9.9 +/-    0.75  0.060 / 0.040
G21     105.7          72.7               10.5 +/-    1.11      10.9 +/-    1.11  0.040 / 0.050
G24     91.8           27.5               10.1 +/-    0.54      18.7 +/-    0.54  0.030 / 0.040
G27     296.5          35.6               10.1 +/-    0.73      15.9 +/-    0.73  0.030 / 0.050
G32     211.9          37.5               13.4 +/-    1.72      20.3 +/-    1.72  0.090 / 0.140