PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/06-00:42:30
G08     302.8          21.8               11.6 +/-    1.88      24.3 +/-    1.88  0.020 / 0.030
G10     341.7          61.3                9.9 +/-    0.53      11.1 +/-    0.53  0.030 / 0.030
G14     221.7          38.0               14.2 +/-    1.68      21.4 +/-    1.68  0.060 / 0.060
G18     47.2           57.1               12.3 +/-    1.03      14.4 +/-    1.03  0.050 / 0.080
G21     139.0          50.3               14.2 +/-    0.72      17.8 +/-    0.72  0.030 / 0.050
G24     68.8           30.0               12.4 +/-    1.03      21.7 +/-    1.03  0.030 / 0.060
G27     265.3          36.1               14.3 +/-    0.95      22.2 +/-    0.95  0.070 / 0.080
G32     229.2          55.5               12.6 +/-    2.54      14.9 +/-    2.54  0.070 / 0.090