PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-18:12:40
G08     273.3          20.8               11.0 +/-    1.33      23.8 +/-    1.33  0.330 / 0.450
G10     51.9           59.1                8.0 +/-    1.11       9.1 +/-    1.11  0.180 / 0.470
G14     249.3          57.5               10.1 +/-    0.78      11.7 +/-    0.78  0.040 / 0.050
G20     90.8           38.0                8.1 +/-    1.18      12.2 +/-    1.18  0.040 / 0.050
G21     153.8          21.3                9.5 +/-    3.37      20.3 +/-    3.37  0.120 / 0.300
G24     43.4           15.4                7.0 +/-    2.10      17.4 +/-    2.10  0.130 / 0.370
G27     236.4          20.6                9.7 +/-    2.47      21.0 +/-    2.47  0.130 / 0.210
G31     179.6          23.6               10.3 +/-    1.65      20.8 +/-    1.65  0.130 / 0.220
G32     320.3          76.7               10.1 +/-    0.95      10.3 +/-    0.95  0.030 / 0.040