PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/09-18:43:10
G01     307.1          35.0                7.8 +/-    1.32      12.4 +/-    1.32  0.100 / 0.110
G10     104.8          38.8                9.1 +/-    0.95      13.5 +/-    0.95  0.110 / 0.140
G11     287.6          25.5                8.0 +/-    1.67      15.5 +/-    1.67  0.040 / 0.050
G14     340.9          68.7                8.2 +/-    0.49       8.7 +/-    0.49  0.040 / 0.040
G20     120.4          12.0                9.7 +/-    3.16      26.0 +/-    3.16  0.100 / 0.250
G22     309.5          23.6                7.6 +/-    0.74      15.3 +/-    0.74  0.080 / 0.210
G25     83.8           15.6               10.0 +/-    2.97      24.5 +/-    2.97  0.040 / 0.050
G31     168.2          62.6               10.3 +/-    0.54      11.5 +/-    0.54  0.030 / 0.040
G32     36.3           52.2                8.3 +/-    1.16      10.2 +/-    1.16  0.050 / 0.060