PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-22:27:40
G01     240.6          31.6                7.8 +/-    0.98      13.2 +/-    0.98  0.040 / 0.040
G03     314.7          48.9                5.8 +/-    0.72       7.5 +/-    0.72  0.040 / 0.030
G14     63.2           40.7                5.4 +/-    1.22       7.7 +/-    1.22  0.050 / 0.080
G16     157.7          25.1                9.9 +/-    3.59      19.2 +/-    3.59  0.050 / 0.110
G22     293.9          70.0                7.4 +/-    0.40       7.8 +/-    0.40  0.060 / 0.050
G23     291.8          23.7                7.5 +/-    1.04      15.1 +/-    1.04  0.060 / 0.050
G26     129.3          43.5                8.5 +/-    0.94      11.7 +/-    0.94  0.110 / 0.280
G31     41.1           51.1                6.1 +/-    1.05       7.6 +/-    1.05  0.120 / 0.230
G32     83.1           17.5                5.7 +/-    1.50      13.4 +/-    1.50  0.030 / 0.040