PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/05-22:57:50
G08     267.6          19.1               11.4 +/-    1.18      25.6 +/-    1.18  0.170 / 0.310
G10     57.9           58.8               11.2 +/-    0.52      12.9 +/-    0.52  0.170 / 0.260
G11     312.3          16.7                2.0 +/-   18.28       4.8 +/-   18.28  0.090 / 0.240
G14     261.9          64.7               11.0 +/-    0.68      12.0 +/-    0.68  0.080 / 0.240
G18     313.0          31.4               10.1 +/-    1.79      17.2 +/-    1.79  0.120 / 0.270
G20     93.4           38.0               11.8 +/-    0.32      17.8 +/-    0.32  0.090 / 0.270
G21     154.3          16.8               12.3 +/-    1.49      29.3 +/-    1.49  0.050 / 0.070
G27     234.5          17.6               12.9 +/-    1.62      30.1 +/-    1.62  0.050 / 0.060
G31     178.8          28.2               13.8 +/-    1.17      25.0 +/-    1.17  0.070 / 0.150
G32     334.9          75.0               11.0 +/-    0.72      11.4 +/-    0.72  0.060 / 0.130