PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/15-00:12:50
G01     315.0          26.7                6.1 +/-    3.90      11.4 +/-    3.90  0.140 / 0.320
G10     92.7           46.3                9.8 +/-    1.07      13.0 +/-    1.07  0.150 / 0.390
G11     296.2          24.9               10.7 +/-    2.81      20.8 +/-    2.81  0.060 / 0.140
G14     316.5          70.7                9.4 +/-    1.11      10.0 +/-    1.11  0.060 / 0.120
G18     294.8          46.4                6.4 +/-    1.30       8.4 +/-    1.30  0.050 / 0.060
G20     112.8          21.9               10.2 +/-    1.75      21.5 +/-    1.75  0.040 / 0.060
G22     304.9          15.2                6.0 +/-    2.56      14.9 +/-    2.56  0.150 / 0.370
G25     94.8           11.8               -2.2 +/-   37.09      -5.8 +/-   37.09  0.160 / 0.420
G31     171.5          52.6                2.6 +/-    1.50       3.2 +/-    1.50  0.040 / 0.070
G32     22.2           61.1                9.3 +/-    1.48      10.4 +/-    1.48  0.050 / 0.070