PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-18:27:30
G01     240.7          29.1               10.9 +/-    2.09      19.5 +/-    2.09  0.030 / 0.050
G03     311.1          56.3               10.3 +/-    0.72      12.1 +/-    0.72  0.030 / 0.050
G14     69.8           35.8                9.2 +/-    0.53      14.4 +/-    0.53  0.030 / 0.030
G16     158.9          27.4               13.2 +/-    1.85      24.4 +/-    1.85  0.030 / 0.040
G22     279.2          74.8               10.2 +/-    0.62      10.5 +/-    0.62  0.050 / 0.130
G23     294.8          26.6               10.3 +/-    1.58      19.4 +/-    1.58  0.050 / 0.130
G26     124.9          46.0               14.3 +/-    0.87      18.9 +/-    0.87  0.080 / 0.170
G31     40.6           47.8                8.3 +/-    0.78      10.8 +/-    0.78  0.080 / 0.170
G32     86.1           16.1               10.0 +/-    1.22      24.1 +/-    1.22  0.080 / 0.150