PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/28-21:57:30
G01     296.9          40.1                9.7 +/-    0.71      14.0 +/-    0.71  0.080 / 0.110
G03     309.2          10.7              -12.7 +/-   31.97     -34.9 +/-   31.97  0.090 / 0.110
G10     114.3          31.6               10.7 +/-    1.02      18.2 +/-    1.02  0.050 / 0.060
G11     275.0          25.8               10.6 +/-    0.81      20.4 +/-    0.81  0.040 / 0.050
G14     5.0            64.6                8.1 +/-    0.41       8.8 +/-    0.41  0.050 / 0.080
G22     312.5          31.2                8.5 +/-    1.26      14.5 +/-    1.26  0.060 / 0.090
G25     74.4           18.0                8.0 +/-    0.81      18.5 +/-    0.81  0.070 / 0.180
G31     149.7          73.9               10.2 +/-    0.86      10.6 +/-    0.86  0.060 / 0.150
G32     45.7           45.5                7.7 +/-    0.49      10.3 +/-    0.49  0.150 / 0.370