PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-18:58:10
G10     275.4          42.2               11.8 +/-    1.81      16.6 +/-    1.81  0.080 / 0.130
G13     39.4           13.5                9.3 +/-    2.04      24.0 +/-    2.04  0.060 / 0.110
G15     52.1           41.7               10.3 +/-    0.50      14.5 +/-    0.50  0.070 / 0.140
G18     321.4          66.8                9.3 +/-    0.76      10.0 +/-    0.76  0.060 / 0.130
G20     59.4           30.1               10.9 +/-    0.74      19.0 +/-    0.74  0.130 / 0.300
G21     41.7           75.8               10.5 +/-    0.43      10.8 +/-    0.43  0.140 / 0.260
G24     114.9          18.4               14.1 +/-    1.92      32.3 +/-    1.92  0.030 / 0.050
G27     313.5          25.9               11.9 +/-    0.87      22.8 +/-    0.87  0.030 / 0.050
G29     165.9          17.6               12.9 +/-    2.22      30.2 +/-    2.22  0.070 / 0.300
G32     206.4          14.4               13.8 +/-    2.06      34.8 +/-    2.06  0.070 / 0.250