PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/10-19:27:30
G05     51.0           12.7                7.8 +/-    0.84      20.6 +/-    0.84  0.110 / 0.530
G10     240.8          19.4               14.0 +/-    1.52      31.2 +/-    1.52  0.110 / 0.550
G13     65.8           34.0               10.6 +/-    0.71      17.2 +/-    0.71  0.060 / 0.070
G15     114.2          56.3               13.1 +/-    0.69      15.4 +/-    0.69  0.060 / 0.080
G16     307.4          14.7                6.9 +/-    2.76      17.4 +/-    2.76  0.050 / 0.110
G20     255.8          43.1               12.2 +/-    1.46      16.9 +/-    1.46  0.050 / 0.140
G21     319.9          50.9               12.8 +/-    1.01      16.0 +/-    1.01  0.040 / 0.040
G26     280.2          19.2                9.6 +/-    1.72      21.6 +/-    1.72  0.030 / 0.050
G29     158.4          64.9               12.3 +/-    0.75      13.4 +/-    0.75  0.120 / 0.230