PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/06-16:12:40
G01     316.1          23.6                5.1 +/-    3.13      10.4 +/-    3.13  0.040 / 0.080
G10     90.0           49.4                6.5 +/-    0.47       8.3 +/-    0.47  0.040 / 0.050
G11     298.5          24.5                7.5 +/-    2.29      14.8 +/-    2.29  0.190 / 0.340
G14     316.4          70.7                5.1 +/-    0.82       5.4 +/-    0.82  0.150 / 0.270
G22     304.4          16.6                5.2 +/-    2.50      12.4 +/-    2.50  0.050 / 0.050
G25     95.5           11.7                7.6 +/-    1.17      20.5 +/-    1.17  0.050 / 0.060
G31     173.8          50.4                7.8 +/-    0.92       9.8 +/-    0.92  0.130 / 0.400
G32     20.4           61.8                5.2 +/-    0.50       5.8 +/-    0.50  0.140 / 0.320