PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/02/06-14:43:00
G01     320.9          12.3                3.0 +/-    2.24       8.0 +/-    2.24  0.040 / 0.030
G08     262.0          16.8                4.8 +/-    1.74      11.5 +/-    1.74  0.030 / 0.040
G10     68.8           56.0                4.4 +/-    0.96       5.2 +/-    0.96  0.130 / 0.220
G11     308.0          20.3                0.6 +/-    2.40       1.3 +/-    2.40  0.230 / 0.260
G14     277.5          69.1                4.5 +/-    0.45       4.8 +/-    0.45  0.130 / 0.280
G18     308.3          38.6                2.2 +/-    2.27       3.2 +/-    2.27  0.130 / 0.270
G20     99.2           33.8                4.8 +/-    0.81       7.8 +/-    0.81  0.040 / 0.050
G27     231.4          14.2                4.4 +/-    2.09      11.1 +/-    2.09  0.040 / 0.050
G31     180.5          30.9                7.9 +/-    2.15      13.7 +/-    2.15  0.130 / 0.380
G32     341.0          73.1                4.7 +/-    0.49       4.9 +/-    0.49  0.140 / 0.320