PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/10-20:28:10
G01     244.1          34.1               14.3 +/-    2.17      23.0 +/-    2.17  0.040 / 0.040
G03     315.9          45.3                9.7 +/-    1.07      13.1 +/-    1.07  0.030 / 0.040
G14     59.5           42.6               10.0 +/-    2.37      13.9 +/-    2.37  0.050 / 0.090
G16     159.7          21.5               15.0 +/-    2.84      31.8 +/-    2.84  0.050 / 0.080
G22     300.7          67.6               10.0 +/-    0.60      10.7 +/-    0.60  0.100 / 0.330
G23     288.7          20.9               10.0 +/-    4.06      21.5 +/-    4.06  0.140 / 0.320
G26     133.9          40.4               14.6 +/-    0.52      21.1 +/-    0.52  0.040 / 0.060
G31     41.2           55.9                9.6 +/-    0.53      11.3 +/-    0.53  0.040 / 0.070
G32     80.1           19.5               10.9 +/-    0.90      24.3 +/-    0.90  0.110 / 0.280