PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/05-22:27:30
G08     308.2          19.8               17.0 +/-    2.86      37.6 +/-    2.86  0.030 / 0.050
G10     330.9          59.7               15.4 +/-    0.93      17.5 +/-    0.93  0.030 / 0.050
G14     218.4          32.5               20.5 +/-    0.66      34.2 +/-    0.66  0.060 / 0.060
G15     46.8           10.5               13.8 +/-    2.72      38.2 +/-    2.72  0.050 / 0.090
G18     39.6           59.1               17.2 +/-    0.75      19.7 +/-    0.75  0.030 / 0.060
G21     134.3          54.6               19.1 +/-    0.70      22.8 +/-    0.70  0.030 / 0.060
G24     75.1           30.6               17.4 +/-    0.49      30.1 +/-    0.49  0.070 / 0.080
G27     272.5          37.5               19.2 +/-    0.98      29.2 +/-    0.98  0.120 / 0.070
G32     223.8          48.9               17.6 +/-    0.90      22.5 +/-    0.90  0.080 / 0.170