PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/02-22:12:40
G10     270.6          40.4               11.1 +/-    3.87      16.0 +/-    3.87  0.110 / 0.210
G13     40.4           15.5                6.5 +/-    8.87      16.0 +/-    8.87  0.110 / 0.230
G15     58.6           50.1                6.0 +/-    7.85       7.6 +/-    7.85  0.050 / 0.040
G16     274.1          11.2                7.9 +/-   12.00      21.6 +/-   12.00  0.050 / 0.040
G20     267.9          25.5                4.0 +/-    3.59       7.6 +/-    3.59  0.160 / 0.710
G21     7.5            73.3                8.9 +/-    3.23       9.3 +/-    3.23  0.150 / 0.680
G24     115.7          16.3                9.5 +/-   15.08      23.0 +/-   15.08  0.110 / 0.420
G27     317.3          21.0                6.5 +/-    6.75      13.9 +/-    6.75  0.120 / 0.510
G29     168.7          29.0               11.5 +/-    2.60      20.5 +/-    2.60  0.110 / 0.240
G32     204.3          13.7               16.6 +/-    4.11      42.6 +/-    4.11  0.100 / 0.250