PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/22-01:43:00
G08     276.5          22.0                8.7 +/-    1.85      18.2 +/-    1.85  0.110 / 0.110
G10     39.8           61.7                8.8 +/-    1.38       9.8 +/-    1.38  0.100 / 0.130
G14     246.1          57.7                8.6 +/-    1.20      10.0 +/-    1.20  0.090 / 0.170
G18     316.3          22.6                6.3 +/-    1.67      13.0 +/-    1.67  0.100 / 0.170
G20     25.8           68.2               11.6 +/-    1.12      12.4 +/-    1.12  0.100 / 0.280
G21     152.6          27.1                9.3 +/-    1.10      17.3 +/-    1.10  0.100 / 0.200
G24     44.1           16.2                7.2 +/-    2.72      17.5 +/-    2.72  0.030 / 0.040
G27     240.7          23.2                9.7 +/-    2.50      19.8 +/-    2.50  0.040 / 0.050
G31     179.0          21.2                9.8 +/-    0.70      21.0 +/-    0.70  0.280 / 0.390
G32     300.7          76.9                9.5 +/-    0.78       9.8 +/-    0.78  0.250 / 0.320