PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/20-20:27:40
G01     294.3          41.0                9.1 +/-    1.26      13.1 +/-    1.26  0.070 / 0.100
G03     310.0          12.1                7.6 +/-    3.54      20.3 +/-    3.54  0.060 / 0.100
G10     116.0          30.1               10.0 +/-    1.50      17.4 +/-    1.50  0.040 / 0.060
G11     273.7          25.2               10.4 +/-    1.43      20.3 +/-    1.43  0.040 / 0.050
G14     6.5            64.1                6.2 +/-    0.40       6.8 +/-    0.40  0.060 / 0.110
G22     313.0          33.1                5.7 +/-    1.64       9.3 +/-    1.64  0.050 / 0.130
G25     72.1           18.1                8.4 +/-    0.70      19.3 +/-    0.70  0.060 / 0.100
G26     159.4          10.1              -15.6 +/-   34.12     -43.3 +/-   34.12  0.070 / 0.110
G31     146.6          75.3               10.7 +/-    1.09      11.0 +/-    1.09  0.160 / 0.360
G32     47.8           43.9                7.9 +/-    0.68      10.8 +/-    0.68  0.180 / 0.280