PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/14-02:12:40
G08     312.5          16.9                9.5 +/-    1.20      22.6 +/-    1.20  0.070 / 0.060
G10     333.5          60.4               12.4 +/-    0.39      14.0 +/-    0.39  0.090 / 0.070
G14     217.2          29.5               18.5 +/-    2.71      32.8 +/-    2.71  0.030 / 0.030
G15     46.9           10.4                8.0 +/-    2.52      22.2 +/-    2.52  0.030 / 0.030
G20     35.6           60.8               12.1 +/-    0.48      13.6 +/-    0.48  0.030 / 0.050
G21     133.6          58.4               14.8 +/-    0.42      17.0 +/-    0.42  0.030 / 0.040
G24     75.3           30.2               11.6 +/-    0.96      20.3 +/-    0.96  0.110 / 0.210
G27     276.8          37.6               13.8 +/-    1.63      20.9 +/-    1.63  0.160 / 0.210
G32     222.0          50.1               16.2 +/-    2.10      20.4 +/-    2.10  0.360 / 0.290