PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-03:57:50
G08     263.5          17.3               10.5 +/-    1.53      24.6 +/-    1.53  0.020 / 0.020
G10     63.7           58.4                4.8 +/-    0.62       5.5 +/-    0.62  0.020 / 0.020
G11     308.5          20.5                6.3 +/-    2.07      13.7 +/-    2.07  0.150 / 0.330
G14     275.6          68.8                7.2 +/-    0.37       7.7 +/-    0.37  0.180 / 0.290
G18     93.1           36.2                5.0 +/-    1.71       7.8 +/-    1.71  0.080 / 0.320
G21     154.5          13.1                5.8 +/-    2.13      15.2 +/-    2.13  0.090 / 0.290
G24     39.4           9.9                 4.8 +/-    4.27      13.5 +/-    4.27  0.030 / 0.020
G27     228.8          14.0                9.6 +/-    2.14      24.5 +/-    2.14  0.030 / 0.030
G31     178.2          32.2                8.5 +/-    1.99      14.3 +/-    1.99  0.190 / 0.430
G32     341.0          73.3                7.1 +/-    0.78       7.4 +/-    0.78  0.160 / 0.490