PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/08-03:28:10
G08     280.4          22.7                9.3 +/-    1.65      19.2 +/-    1.65  0.030 / 0.020
G10     28.7           62.9                6.9 +/-    0.78       7.7 +/-    0.78  0.020 / 0.020
G14     242.4          57.4               10.0 +/-    2.25      11.7 +/-    2.25  0.030 / 0.020
G18     75.1           46.5                7.9 +/-    1.02      10.4 +/-    1.02  0.030 / 0.020
G21     150.5          29.6                7.9 +/-    1.78      14.0 +/-    1.78  0.060 / 0.120
G24     48.5           21.3                7.9 +/-    2.59      16.8 +/-    2.59  0.070 / 0.120
G27     242.3          25.2               11.1 +/-    1.55      21.6 +/-    1.55  0.080 / 0.100
G31     181.6          15.5                9.8 +/-    1.20      24.0 +/-    1.20  0.110 / 0.140
G32     273.5          73.6                8.6 +/-    0.93       9.0 +/-    0.93  0.130 / 0.170