PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-22:27:40
G01     313.2          27.5                7.4 +/-    1.81      13.7 +/-    1.81  0.120 / 0.160
G10     96.3           46.5                7.0 +/-    0.68       9.3 +/-    0.68  0.070 / 0.170
G11     290.8          27.7                5.0 +/-    1.22       9.2 +/-    1.22  0.120 / 0.110
G14     338.2          70.0                8.0 +/-    0.47       8.4 +/-    0.47  0.100 / 0.100
G18     111.8          19.6                7.2 +/-    1.01      15.9 +/-    1.01  0.050 / 0.040
G22     306.0          18.5                7.3 +/-    2.12      16.8 +/-    2.12  0.050 / 0.040
G25     89.1           13.7                8.9 +/-    2.13      22.7 +/-    2.13  0.050 / 0.020
G31     176.7          52.6               11.0 +/-    0.67      13.4 +/-    0.67  0.040 / 0.030
G32     23.2           60.1                7.4 +/-    1.01       8.4 +/-    1.01  0.030 / 0.040