PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-19:12:40
G08     308.5          20.1                8.3 +/-    1.98      18.3 +/-    1.98  0.050 / 0.050
G10     331.9          60.0                9.4 +/-    0.41      10.7 +/-    0.41  0.040 / 0.050
G14     217.6          30.5               12.3 +/-    3.88      21.3 +/-    3.88  0.160 / 0.150
G15     46.8           13.3                6.6 +/-    1.24      17.1 +/-    1.24  0.110 / 0.200
G20     36.8           60.6                9.6 +/-    1.03      10.9 +/-    1.03  0.120 / 0.320
G21     133.9          55.9               12.6 +/-    0.79      14.9 +/-    0.79  0.110 / 0.280
G24     70.6           28.3                9.0 +/-    1.84      16.3 +/-    1.84  0.220 / 0.260
G27     277.8          37.0               10.0 +/-    1.17      15.4 +/-    1.17  0.120 / 0.170
G32     222.6          51.9               12.6 +/-    2.18      15.6 +/-    2.18  0.080 / 0.070