PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-18:43:10
G08     313.2          17.5                9.3 +/-    1.74      21.8 +/-    1.74  0.040 / 0.040
G10     321.3          58.2               10.6 +/-    0.56      12.2 +/-    0.56  0.040 / 0.040
G14     214.9          25.2               12.1 +/-    1.79      23.6 +/-    1.79  0.180 / 0.280
G15     46.0           18.0                8.2 +/-    2.19      19.0 +/-    2.19  0.140 / 0.260
G20     25.4           62.6               10.5 +/-    1.71      11.6 +/-    1.71  0.180 / 0.210
G21     127.4          61.1               12.9 +/-    0.37      14.5 +/-    0.37  0.170 / 0.210
G24     77.0           28.5               10.1 +/-    0.94      18.3 +/-    0.94  0.090 / 0.150
G27     285.3          36.9               11.9 +/-    1.28      18.2 +/-    1.28  0.200 / 0.250
G32     218.2          46.2               12.1 +/-    1.24      16.0 +/-    1.24  0.050 / 0.080