PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-21:43:00
G05     51.2           11.6                8.7 +/-    1.38      23.5 +/-    1.38  0.100 / 0.420
G10     240.7          19.2               13.6 +/-    2.31      30.5 +/-    2.31  0.110 / 0.440
G13     65.9           34.0                9.8 +/-    0.75      15.9 +/-    0.75  0.040 / 0.050
G15     112.1          56.2               10.8 +/-    0.36      12.7 +/-    0.36  0.050 / 0.070
G16     308.0          14.4                7.7 +/-    2.36      19.5 +/-    2.36  0.050 / 0.140
G20     255.3          42.2               12.7 +/-    1.32      17.9 +/-    1.32  0.050 / 0.120
G21     319.8          50.9               11.4 +/-    1.35      14.2 +/-    1.35  0.090 / 0.250
G26     280.5          19.1                9.7 +/-    0.97      21.7 +/-    0.97  0.080 / 0.240
G29     158.0          64.2               10.7 +/-    1.17      11.8 +/-    1.17  0.190 / 0.230