PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-22:43:00
G01     297.2          38.2                9.1 +/-    0.94      13.6 +/-    0.94  0.060 / 0.100
G03     309.8          11.9                7.6 +/-    3.89      20.3 +/-    3.89  0.050 / 0.100
G10     115.2          33.6               11.9 +/-    0.52      19.5 +/-    0.52  0.020 / 0.040
G11     270.7          27.8                8.6 +/-    1.53      15.8 +/-    1.53  0.030 / 0.030
G14     17.2           61.4                8.7 +/-    0.68       9.8 +/-    0.68  0.050 / 0.130
G22     312.4          32.8                8.3 +/-    1.41      13.8 +/-    1.41  0.050 / 0.130
G25     71.3           18.3                9.9 +/-    0.76      22.7 +/-    0.76  0.070 / 0.090
G31     162.6          73.1               12.0 +/-    1.13      12.4 +/-    1.13  0.080 / 0.090
G32     44.3           47.2                8.1 +/-    0.85      10.6 +/-    0.85  0.050 / 0.060