PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/14-18:57:40
G08     277.6          21.7                9.7 +/-    1.83      20.5 +/-    1.83  0.080 / 0.210
G10     44.5           60.3                9.5 +/-    0.92      10.8 +/-    0.92  0.090 / 0.110
G14     244.2          54.6                9.9 +/-    2.10      11.9 +/-    2.10  0.070 / 0.080
G20     86.7           40.8                8.6 +/-    1.20      12.3 +/-    1.20  0.070 / 0.070
G21     152.9          25.2                7.7 +/-    1.67      15.0 +/-    1.67  0.250 / 0.340
G24     45.5           17.9                8.1 +/-    2.43      18.7 +/-    2.43  0.260 / 0.330
G27     239.6          23.1                9.9 +/-    1.74      20.2 +/-    1.74  0.140 / 0.190
G31     180.1          20.3                9.5 +/-    3.58      20.7 +/-    3.58  0.110 / 0.250
G32     301.8          77.1                8.7 +/-    0.38       9.0 +/-    0.38  0.040 / 0.030