PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/05/06-03:58:10
G05     49.3           14.7                2.6 +/-    2.43       6.5 +/-    2.43  0.230 / 0.510
G10     236.8          14.5                9.8 +/-    2.86      24.6 +/-    2.86  0.190 / 0.440
G13     73.4           35.5                7.3 +/-    1.15      11.4 +/-    1.15  0.170 / 0.360
G15     119.9          53.3                8.5 +/-    0.34      10.3 +/-    0.34  0.170 / 0.280
G16     315.8          11.0               -3.1 +/-   16.75      -8.5 +/-   16.75  0.050 / 0.060
G20     249.5          38.1               11.0 +/-    1.36      16.5 +/-    1.36  0.060 / 0.070
G21     315.9          48.7                6.7 +/-    0.75       8.6 +/-    0.75  0.190 / 0.520
G25     198.3          10.1                7.4 +/-    1.79      20.7 +/-    1.79  0.150 / 0.510
G26     288.6          19.4                8.1 +/-    1.35      18.2 +/-    1.35  0.120 / 0.310
G29     152.0          67.1                7.5 +/-    0.41       8.1 +/-    0.41  0.100 / 0.250