PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/29-23:58:00
G01     259.0          38.7                7.9 +/-    1.00      11.7 +/-    1.00  0.050 / 0.050
G03     316.6          36.4                6.5 +/-    0.97      10.1 +/-    0.97  0.040 / 0.060
G11     241.4          15.3                7.4 +/-    1.35      18.2 +/-    1.35  0.090 / 0.100
G14     53.2           44.8                5.0 +/-    0.62       6.8 +/-    0.62  0.050 / 0.100
G18     223.7          32.0                8.5 +/-    1.05      14.3 +/-    1.05  0.050 / 0.080
G22     310.8          59.0                6.8 +/-    1.49       7.8 +/-    1.49  0.040 / 0.080
G25     42.1           10.9                4.5 +/-    1.01      12.4 +/-    1.01  0.170 / 0.330
G26     142.3          32.4              -20.1 +/-   35.02     -33.5 +/-   35.02  0.150 / 0.320
G31     44.2           66.5                5.8 +/-    0.58       6.2 +/-    0.58  0.090 / 0.300
G32     71.8           26.7                5.3 +/-    0.77       9.9 +/-    0.77  0.090 / 0.290