PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/09-16:13:00
G10     260.3          35.7               12.7 +/-    1.64      19.8 +/-    1.64  0.090 / 0.240
G13     45.1           22.0                8.6 +/-    2.53      18.1 +/-    2.53  0.100 / 0.240
G15     65.2           51.4                8.4 +/-    1.28      10.4 +/-    1.28  0.110 / 0.260
G16     284.7          14.6                7.6 +/-    3.29      19.1 +/-    3.29  0.100 / 0.300
G20     289.2          58.8                0.4 +/-    1.42       0.5 +/-    1.42  0.050 / 0.070
G21     349.7          67.1               -4.2 +/-    0.97      -4.5 +/-    0.97  0.060 / 0.070
G24     127.7          10.1               -7.3 +/-   40.36     -20.2 +/-   40.36  0.050 / 0.050
G26     259.0          11.0                7.9 +/-    2.26      21.4 +/-    2.26  0.040 / 0.050
G27     321.3          13.3                6.1 +/-    2.04      15.7 +/-    2.04  0.280 / 0.390
G29     166.4          39.7               11.6 +/-    1.19      17.0 +/-    1.19  0.450 / 0.520