PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-16:57:50
G10     273.2          42.0                9.5 +/-    0.67      13.4 +/-    0.67  0.110 / 0.190
G13     39.6           13.7                7.5 +/-    1.74      19.2 +/-    1.74  0.100 / 0.170
G15     55.3           46.6                8.0 +/-    0.94      10.5 +/-    0.94  0.040 / 0.050
G16     274.8          10.2                4.9 +/-    2.99      13.5 +/-    2.99  0.040 / 0.050
G20     308.7          62.5                8.5 +/-    1.21       9.5 +/-    1.21  0.110 / 0.670
G21     26.9           75.1                9.2 +/-    0.61       9.5 +/-    0.61  0.090 / 0.610
G24     111.7          17.6               10.3 +/-    1.38      24.1 +/-    1.38  0.060 / 0.140
G27     317.0          21.2               13.5 +/-    3.67      28.8 +/-    3.67  0.080 / 0.140
G29     167.7          24.9               11.0 +/-    1.58      21.6 +/-    1.58  0.110 / 0.300
G32     205.1          13.9               12.8 +/-    2.18      32.7 +/-    2.18  0.150 / 0.260