PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/09-03:27:40
G01     293.3          39.5                6.7 +/-    3.94       9.8 +/-    3.94  0.050 / 0.080
G03     310.7          13.2                2.4 +/-    3.32       6.3 +/-    3.32  0.050 / 0.070
G10     117.8          31.4                1.6 +/-    0.85       2.7 +/-    0.85  0.060 / 0.080
G11     265.4          27.6                3.2 +/-    1.16       5.9 +/-    1.16  0.050 / 0.080
G14     23.6           59.0                4.0 +/-    0.91       4.5 +/-    0.91  0.040 / 0.080
G22     313.2          36.1                4.3 +/-    1.51       6.7 +/-    1.51  0.050 / 0.070
G25     65.7           17.7                3.0 +/-    1.70       6.9 +/-    1.70  0.090 / 0.130
G26     160.1          10.2              -16.2 +/-   21.49     -45.0 +/-   21.49  0.090 / 0.130
G31     148.6          77.0                1.7 +/-    0.92       1.7 +/-    0.92  0.040 / 0.040
G32     46.9           45.5                2.5 +/-    1.27       3.3 +/-    1.27  0.060 / 0.050