PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/15-02:43:10
G08     318.3          13.2                6.8 +/-    1.11      17.6 +/-    1.11  0.050 / 0.090
G10     311.6          55.9                9.2 +/-    0.87      10.8 +/-    0.87  0.050 / 0.110
G14     213.4          17.8               13.8 +/-    3.05      32.1 +/-    3.05  0.110 / 0.340
G15     45.7           22.2                6.3 +/-    0.95      13.2 +/-    0.95  0.160 / 0.390
G20     339.5          63.8               16.2 +/-    0.48      17.9 +/-    0.48  0.080 / 0.130
G21     118.3          68.4               10.0 +/-    0.54      10.7 +/-    0.54  0.080 / 0.140
G24     86.0           28.9                8.2 +/-    0.74      14.6 +/-    0.74  0.030 / 0.040
G27     289.8          37.1               10.0 +/-    0.92      15.2 +/-    0.92  0.030 / 0.060
G32     214.8          42.9               11.9 +/-    1.24      16.5 +/-    1.24  0.030 / 0.040