PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/03-19:13:10
G10     275.0          43.8                8.6 +/-    1.15      11.8 +/-    1.15  0.120 / 0.160
G13     38.9           12.1                7.2 +/-    1.31      19.3 +/-    1.31  0.130 / 0.180
G15     53.0           43.1                8.3 +/-    0.68      11.5 +/-    0.68  0.040 / 0.040
G20     314.2          63.5                9.2 +/-    0.73      10.2 +/-    0.73  0.040 / 0.050
G21     19.9           74.9                9.4 +/-    0.60       9.7 +/-    0.60  0.120 / 0.260
G24     116.8          17.8               12.0 +/-    0.82      27.9 +/-    0.82  0.160 / 0.310
G27     315.6          23.6                7.4 +/-    1.11      15.0 +/-    1.11  0.100 / 0.330
G29     168.0          25.4               11.6 +/-    1.35      22.5 +/-    1.35  0.140 / 0.350
G32     204.8          15.6               14.6 +/-    3.23      35.9 +/-    3.23  0.040 / 0.050