PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/07-21:42:40
G08     274.9          20.2                9.4 +/-    1.85      20.6 +/-    1.85  0.150 / 0.240
G10     52.7           59.0               10.1 +/-    1.07      11.5 +/-    1.07  0.130 / 0.340
G11     316.5          11.6                6.0 +/-   27.29      16.1 +/-   27.29  0.040 / 0.080
G14     251.4          59.5               11.8 +/-    0.80      13.5 +/-    0.80  0.040 / 0.070
G20     90.6           38.9               10.3 +/-    1.55      15.2 +/-    1.55  0.140 / 0.350
G21     154.2          21.7               12.5 +/-    2.13      26.5 +/-    2.13  0.160 / 0.360
G24     43.1           15.1                7.3 +/-    1.98      18.1 +/-    1.98  0.420 / 0.660
G27     236.2          20.3               11.6 +/-    3.43      25.4 +/-    3.43  0.360 / 0.440
G31     178.6          25.2               13.4 +/-    1.62      26.0 +/-    1.62  0.390 / 0.450
G32     319.2          76.5               10.7 +/-    1.00      10.9 +/-    1.00  0.470 / 0.290