PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-01:42:40
G08     320.5          11.2               -2.2 +/-   33.66      -6.0 +/-   33.66  0.040 / 0.040
G10     301.5          52.7                8.4 +/-    0.77      10.3 +/-    0.77  0.040 / 0.050
G14     211.0          16.8               12.3 +/-    5.46      29.3 +/-    5.46  0.030 / 0.050
G15     45.9           27.1                5.9 +/-    5.53      11.0 +/-    5.53  0.030 / 0.060
G18     3.0            65.6              -23.9 +/-   55.12     -26.0 +/-   55.12  0.090 / 0.250
G20     74.4           14.6                7.1 +/-    1.66      17.9 +/-    1.66  0.090 / 0.300
G21     106.5          71.6               10.5 +/-    0.40      11.1 +/-    0.40  0.070 / 0.140
G24     95.2           27.8               10.3 +/-    1.49      18.8 +/-    1.49  0.060 / 0.110
G27     294.7          36.4                9.4 +/-    1.30      14.6 +/-    1.30  0.050 / 0.100
G32     212.6          34.3               12.5 +/-    1.13      20.1 +/-    1.13  0.070 / 0.090