PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/13-15:57:40
G01     226.9          18.3                9.0 +/-    0.55      20.6 +/-    0.55  0.090 / 0.180
G03     285.6          69.8                8.7 +/-    0.98       9.2 +/-    0.98  0.110 / 0.250
G14     85.4           24.3                8.1 +/-    2.13      16.0 +/-    2.13  0.050 / 0.050
G16     154.1          40.1               10.0 +/-    0.96      14.5 +/-    0.96  0.050 / 0.060
G22     210.3          70.5               10.4 +/-    1.25      11.0 +/-    1.25  0.050 / 0.050
G23     305.6          35.4                9.0 +/-    0.98      14.2 +/-    0.98  0.050 / 0.050
G26     108.2          54.7                8.8 +/-    0.73      10.5 +/-    0.73  0.080 / 0.120
G31     44.2           35.7                7.3 +/-    1.82      11.5 +/-    1.82  0.070 / 0.150
G32     96.5           10.4                8.3 +/-    1.95      23.0 +/-    1.95  0.150 / 0.220