PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/08-20:27:50
G08     272.0          20.9                9.5 +/-    2.18      20.5 +/-    2.18  0.090 / 0.130
G10     48.5           60.4                9.1 +/-    0.67      10.3 +/-    0.67  0.090 / 0.120
G14     253.0          62.0                9.6 +/-    0.72      10.8 +/-    0.72  0.090 / 0.230
G18     314.8          27.9                8.0 +/-    3.74      14.7 +/-    3.74  0.090 / 0.280
G20     88.3           41.1               11.0 +/-    0.48      15.7 +/-    0.48  0.040 / 0.060
G21     153.0          20.6               12.3 +/-    2.43      26.7 +/-    2.43  0.040 / 0.070
G24     41.0           11.8                7.5 +/-    1.66      20.0 +/-    1.66  0.260 / 0.270
G27     239.0          20.9               12.1 +/-    2.00      26.0 +/-    2.00  0.190 / 0.280
G31     180.8          22.1               12.4 +/-    2.67      25.9 +/-    2.67  0.110 / 0.290
G32     311.0          76.3                9.6 +/-    0.88       9.9 +/-    0.88  0.090 / 0.300