PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/05-21:12:40
G08     314.3          16.7               13.1 +/-    1.83      31.2 +/-    1.83  0.060 / 0.090
G10     319.0          57.7               12.0 +/-    0.82      14.0 +/-    0.82  0.050 / 0.090
G14     214.5          23.6               16.7 +/-    2.13      33.7 +/-    2.13  0.040 / 0.050
G15     46.0           20.6                8.0 +/-    0.68      17.3 +/-    0.68  0.030 / 0.050
G20     22.9           63.0                9.7 +/-    0.65      10.8 +/-    0.65  0.080 / 0.140
G21     125.6          63.4               12.9 +/-    0.50      14.3 +/-    0.50  0.160 / 0.320
G24     79.3           28.9               10.5 +/-    0.95      18.9 +/-    0.95  0.140 / 0.270
G27     286.0          37.1               12.2 +/-    1.42      18.6 +/-    1.42  0.130 / 0.320
G32     217.4          45.9               15.0 +/-    1.93      20.0 +/-    1.93  0.060 / 0.170