PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/06-16:27:50
G01     226.5          17.8               10.7 +/-    1.67      24.8 +/-    1.67  0.280 / 0.310
G03     284.6          69.8                9.8 +/-    0.45      10.4 +/-    0.45  0.170 / 0.280
G14     85.9           23.9                9.5 +/-    1.09      19.0 +/-    1.09  0.140 / 0.200
G16     153.3          40.9                5.2 +/-    1.47       7.5 +/-    1.47  0.130 / 0.220
G22     210.3          70.1               11.1 +/-    0.80      11.7 +/-    0.80  0.140 / 0.200
G23     305.9          35.6                9.1 +/-    1.33      14.2 +/-    1.33  0.100 / 0.190
G26     107.8          54.9                9.8 +/-    0.37      11.6 +/-    0.37  0.040 / 0.030
G31     44.3           35.5                7.7 +/-    0.96      12.1 +/-    0.96  0.040 / 0.040
G32     97.1           9.8                10.8 +/-    1.16      30.4 +/-    1.16  0.060 / 0.090