PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-20:12:30
G08     303.6          21.3                9.6 +/-    1.65      20.5 +/-    1.65  0.070 / 0.110
G10     342.0          61.3                9.6 +/-    0.43      10.8 +/-    0.43  0.080 / 0.090
G14     221.7          37.2               14.9 +/-    1.90      22.7 +/-    1.90  0.060 / 0.100
G18     49.5           56.0               10.5 +/-    0.47      12.4 +/-    0.47  0.060 / 0.080
G21     138.9          47.4               13.8 +/-    1.81      17.9 +/-    1.81  0.040 / 0.110
G24     68.6           29.9               10.7 +/-    0.86      18.8 +/-    0.86  0.040 / 0.080
G27     265.5          36.1               12.9 +/-    1.03      20.0 +/-    1.03  0.030 / 0.050
G32     229.2          55.8               14.8 +/-    0.89      17.5 +/-    0.89  0.030 / 0.040