PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-17:27:50
G05     51.3           12.9                9.3 +/-    0.78      24.2 +/-    0.78  0.040 / 0.080
G10     241.7          20.5               16.1 +/-    1.38      35.1 +/-    1.38  0.040 / 0.070
G13     64.3           33.5               11.9 +/-    0.45      19.5 +/-    0.45  0.060 / 0.120
G15     107.6          56.5               14.9 +/-    0.46      17.5 +/-    0.46  0.050 / 0.110
G16     305.9          15.1                8.6 +/-    1.39      21.3 +/-    1.39  0.080 / 0.140
G20     257.7          44.8               13.2 +/-    1.08      17.9 +/-    1.08  0.080 / 0.150
G21     321.5          51.9               14.5 +/-    1.40      17.9 +/-    1.40  0.150 / 0.730
G26     279.0          18.9               11.7 +/-    1.56      26.5 +/-    1.56  0.150 / 0.730
G29     159.3          63.8               15.8 +/-    1.08      17.4 +/-    1.08  0.100 / 0.120