PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-15:27:50
G10     245.5          24.2                9.0 +/-    1.51      17.9 +/-    1.51  0.160 / 0.600
G13     58.9           31.6                9.4 +/-    0.66      15.9 +/-    0.66  0.240 / 0.610
G15     94.7           56.9               10.0 +/-    0.39      11.7 +/-    0.39  0.090 / 0.160
G16     301.0          15.9                5.2 +/-    5.87      12.8 +/-    5.87  0.070 / 0.130
G20     264.1          49.1               12.6 +/-    0.86      16.1 +/-    0.86  0.060 / 0.080
G21     327.5          55.8                7.9 +/-    0.94       9.3 +/-    0.94  0.040 / 0.050
G26     274.3          17.5                7.9 +/-    1.36      18.5 +/-    1.36  0.050 / 0.130
G29     161.6          58.4               13.2 +/-    0.66      15.2 +/-    0.66  0.060 / 0.150