PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/27-22:42:30
G10     312.4          56.6               11.7 +/-    0.69      13.8 +/-    0.69  0.030 / 0.050
G14     212.5          17.5               17.6 +/-    1.35      41.3 +/-    1.35  0.030 / 0.050
G15     45.6           21.4                6.8 +/-    1.27      14.5 +/-    1.27  0.090 / 0.360
G20     13.1           64.0               10.9 +/-    0.23      11.9 +/-    0.23  0.110 / 0.390
G21     116.2          69.1               12.0 +/-    1.29      12.8 +/-    1.29  0.090 / 0.070
G24     89.8           29.3               11.3 +/-    1.21      20.0 +/-    1.21  0.060 / 0.080
G27     291.6          37.0               12.0 +/-    1.55      18.4 +/-    1.55  0.070 / 0.120
G32     214.0          40.0               15.3 +/-    1.03      22.3 +/-    1.03  0.060 / 0.150