PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/11-23:28:00
G08     320.6          11.1                0.2 +/-   36.55       0.6 +/-   36.55  0.070 / 0.140
G10     301.6          52.8               12.3 +/-    0.93      15.0 +/-    0.93  0.070 / 0.160
G14     211.0          16.6               17.7 +/-    6.17      42.4 +/-    6.17  0.060 / 0.050
G15     45.7           25.8               11.7 +/-    0.82      22.4 +/-    0.82  0.060 / 0.050
G18     5.4            65.4               12.4 +/-    0.96      13.5 +/-    0.96  0.070 / 0.110
G20     74.1           15.3               10.6 +/-    3.22      26.2 +/-    3.22  0.060 / 0.120
G21     107.8          70.7               14.1 +/-    0.67      14.9 +/-    0.67  0.090 / 0.300
G24     95.3           27.8               14.2 +/-    1.40      26.0 +/-    1.40  0.080 / 0.330
G27     294.7          36.4               14.3 +/-    1.18      22.1 +/-    1.18  0.050 / 0.080
G32     212.9          33.1               16.1 +/-    0.96      26.6 +/-    0.96  0.070 / 0.070