PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/24-18:42:50
G08     265.6          17.8               11.2 +/-    1.60      26.0 +/-    1.60  0.130 / 0.240
G10     66.5           55.9                9.4 +/-    1.32      11.2 +/-    1.32  0.230 / 0.330
G11     312.9          15.2                3.3 +/-    2.92       8.2 +/-    2.92  0.050 / 0.050
G14     262.6          62.7               10.5 +/-    1.16      11.6 +/-    1.16  0.040 / 0.040
G20     98.6           32.7                9.0 +/-    0.92      15.0 +/-    0.92  0.090 / 0.200
G21     155.3          13.7                8.0 +/-    3.00      20.6 +/-    3.00  0.150 / 0.210
G24     39.8           9.6                 6.0 +/-    4.25      16.9 +/-    4.25  0.110 / 0.340
G27     230.3          15.2               13.3 +/-    2.25      32.9 +/-    2.25  0.120 / 0.380
G31     177.9          31.9               12.6 +/-    1.44      21.3 +/-    1.44  0.100 / 0.110
G32     350.3          73.1                9.3 +/-    0.37       9.7 +/-    0.37  0.130 / 0.100