PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/06-00:28:00
G08     309.0          19.5               11.4 +/-    2.33      25.4 +/-    2.33  0.040 / 0.030
G10     328.5          59.3               11.0 +/-    0.78      12.6 +/-    0.78  0.030 / 0.030
G14     217.7          31.7               16.4 +/-    1.42      27.8 +/-    1.42  0.310 / 0.320
G15     46.6           12.4               10.3 +/-    1.32      27.4 +/-    1.32  0.070 / 0.060
G18     36.2           60.1               11.4 +/-    0.98      13.0 +/-    0.98  0.050 / 0.040
G21     133.0          56.9               14.5 +/-    0.32      17.0 +/-    0.32  0.030 / 0.050
G24     76.6           30.6               12.2 +/-    0.88      21.1 +/-    0.88  0.090 / 0.080
G27     274.0          37.7               14.4 +/-    1.66      21.8 +/-    1.66  0.100 / 0.080
G32     222.8          49.0               12.9 +/-    2.05      16.4 +/-    2.05  0.140 / 0.220