PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/31-23:13:00
G01     244.5          34.0               10.3 +/-    1.52      16.7 +/-    1.52  0.040 / 0.100
G03     315.8          45.3                6.6 +/-    0.87       8.8 +/-    0.87  0.050 / 0.080
G14     59.7           42.5                7.2 +/-    0.38      10.1 +/-    0.38  0.040 / 0.060
G16     159.6          21.7               10.1 +/-    1.33      21.4 +/-    1.33  0.060 / 0.060
G22     301.1          67.0                7.2 +/-    1.11       7.7 +/-    1.11  0.040 / 0.060
G23     289.1          21.7                7.8 +/-    2.06      16.4 +/-    2.06  0.040 / 0.040
G26     133.0          40.7               10.2 +/-    0.63      14.7 +/-    0.63  0.080 / 0.250
G31     41.4           54.5                7.5 +/-    0.38       9.0 +/-    0.38  0.080 / 0.240
G32     80.0           19.9                8.2 +/-    0.98      18.0 +/-    0.98  0.030 / 0.040