PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-02:57:50
G10     269.1          40.5               10.5 +/-    1.36      15.1 +/-    1.36  0.100 / 0.170
G13     40.9           16.2                7.2 +/-    2.35      17.5 +/-    2.35  0.130 / 0.230
G15     56.7           46.5                8.3 +/-    0.76      11.0 +/-    0.76  0.090 / 0.080
G16     279.5          11.7                8.5 +/-    1.95      22.9 +/-    1.95  0.080 / 0.070
G20     300.8          60.8                7.7 +/-    0.54       8.7 +/-    0.54  0.040 / 0.040
G21     7.7            72.6                9.0 +/-    0.77       9.4 +/-    0.77  0.040 / 0.030
G24     119.3          15.1                7.2 +/-    2.58      17.9 +/-    2.58  0.170 / 0.410
G27     318.6          19.1                5.4 +/-    1.55      12.2 +/-    1.55  0.270 / 0.450
G29     166.4          27.8                9.2 +/-    1.17      16.9 +/-    1.17  0.200 / 0.300