PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/03-23:58:00
G08     321.2          10.4              -14.8 +/-   30.82     -41.0 +/-   30.82  0.070 / 0.140
G10     299.7          52.1               11.8 +/-    0.70      14.6 +/-    0.70  0.070 / 0.150
G14     210.7          15.5               18.6 +/-    4.92      45.8 +/-    4.92  0.040 / 0.050
G15     45.9           27.2               11.8 +/-    1.22      22.0 +/-    1.22  0.040 / 0.050
G18     2.1            65.7               12.4 +/-    0.38      13.4 +/-    0.38  0.070 / 0.110
G20     73.3           15.9               12.2 +/-    1.72      29.6 +/-    1.72  0.070 / 0.110
G21     104.3          71.8               13.8 +/-    1.01      14.4 +/-    1.01  0.070 / 0.070
G24     96.6           27.4               16.5 +/-    1.14      30.6 +/-    1.14  0.060 / 0.080
G27     296.1          36.0               12.9 +/-    1.46      20.0 +/-    1.46  0.170 / 0.440
G32     212.3          32.2               13.3 +/-    0.84      22.2 +/-    0.84  0.160 / 0.350