PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/11-23:13:10
G10     292.5          49.6               13.5 +/-    1.15      17.2 +/-    1.15  0.070 / 0.160
G14     209.4          10.8                2.0 +/-   41.21       5.4 +/-   41.21  0.070 / 0.120
G15     46.7           31.4               11.4 +/-    0.66      19.4 +/-    0.66  0.050 / 0.050
G18     350.9          66.5               12.8 +/-    0.59      13.8 +/-    0.59  0.040 / 0.060
G20     69.6           19.4               11.5 +/-    0.94      25.6 +/-    0.94  0.070 / 0.140
G21     89.1           74.7               14.3 +/-    0.64      14.8 +/-    0.64  0.070 / 0.140
G24     102.1          25.3               14.0 +/-    1.11      27.2 +/-    1.11  0.240 / 0.620
G27     301.8          33.9               13.4 +/-    1.13      21.7 +/-    1.13  0.190 / 0.820
G32     210.2          26.9               17.8 +/-    1.67      33.4 +/-    1.67  0.060 / 0.100