PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/14-19:12:40
G08     319.3          12.3               13.3 +/-    2.05      35.2 +/-    2.05  0.050 / 0.060
G10     306.5          54.3               12.8 +/-    0.98      15.3 +/-    0.98  0.080 / 0.080
G14     212.2          18.7               13.4 +/-    2.07      30.5 +/-    2.07  0.030 / 0.050
G15     45.4           21.5               10.7 +/-    1.22      22.7 +/-    1.22  0.030 / 0.050
G18     15.6           64.1               11.8 +/-    0.55      12.9 +/-    0.55  0.080 / 0.150
G20     75.7           15.0               11.2 +/-    1.75      27.9 +/-    1.75  0.080 / 0.110
G21     116.7          65.4               14.7 +/-    0.56      16.0 +/-    0.56  0.130 / 0.370
G24     91.7           28.8               13.9 +/-    0.75      24.9 +/-    0.75  0.080 / 0.290
G27     291.1          37.2               13.6 +/-    1.60      20.8 +/-    1.60  0.060 / 0.070
G32     214.3          36.7               16.4 +/-    1.47      25.2 +/-    1.47  0.090 / 0.080