PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-20:27:50
G08     296.9          22.7                9.4 +/-    0.89      19.3 +/-    0.89  0.140 / 0.120
G10     356.4          62.6                9.5 +/-    0.67      10.6 +/-    0.67  0.090 / 0.100
G14     226.7          43.5               13.0 +/-    1.98      18.0 +/-    1.98  0.040 / 0.070
G18     59.1           52.6               10.8 +/-    1.13      13.2 +/-    1.13  0.050 / 0.080
G21     143.3          40.7               12.0 +/-    1.02      17.3 +/-    1.02  0.050 / 0.120
G24     61.3           28.2                8.6 +/-    1.50      15.7 +/-    1.50  0.080 / 0.110
G27     257.4          33.5               11.7 +/-    1.81      19.1 +/-    1.81  0.090 / 0.110
G32     237.8          62.0               12.3 +/-    1.28      13.7 +/-    1.28  0.120 / 0.100