PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-22:42:50
G01     313.8          28.3                9.8 +/-    2.42      17.7 +/-    2.42  0.210 / 0.350
G10     95.1           44.9               10.3 +/-    0.72      13.9 +/-    0.72  0.120 / 0.270
G11     294.8          25.1                9.7 +/-    1.62      18.9 +/-    1.62  0.140 / 0.450
G14     319.6          70.4                9.6 +/-    0.73      10.1 +/-    0.73  0.160 / 0.440
G20     114.4          19.9               10.8 +/-    1.15      23.9 +/-    1.15  0.050 / 0.040
G22     305.8          16.4                7.7 +/-    5.14      18.5 +/-    5.14  0.040 / 0.040
G25     92.9           12.6                9.7 +/-    1.07      25.5 +/-    1.07  0.070 / 0.160
G31     171.0          54.4               12.7 +/-    0.97      15.2 +/-    0.97  0.100 / 0.160
G32     25.4           59.3                9.3 +/-    0.65      10.6 +/-    0.65  0.060 / 0.060