PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-23:12:40
G01     298.6          37.7               20.9 +/-    2.57      31.7 +/-    2.57  0.060 / 0.100
G03     309.2          10.7              -17.1 +/-   15.23     -47.0 +/-   15.23  0.090 / 0.090
G10     114.1          34.5               25.9 +/-    1.26      41.5 +/-    1.26  0.110 / 0.050
G11     271.9          28.1               23.0 +/-    1.51      41.9 +/-    1.51  0.090 / 0.110
G14     15.4           62.0               22.5 +/-    0.77      25.1 +/-    0.77  0.020 / 0.030
G22     312.0          31.8               21.0 +/-    1.44      35.4 +/-    1.44  0.030 / 0.020
G25     72.3           18.1               20.5 +/-    2.30      47.2 +/-    2.30  0.070 / 0.110
G31     166.0          71.4               27.5 +/-    0.44      28.9 +/-    0.44  0.060 / 0.160
G32     42.8           48.3               19.3 +/-    1.92      24.9 +/-    1.92  0.040 / 0.040