PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/06-17:13:00
G03     222.3          65.6               10.9 +/-    0.90      11.9 +/-    0.90  0.140 / 0.200
G07     251.1          13.3               12.3 +/-    2.00      31.8 +/-    2.00  0.140 / 0.210
G09     305.1          20.3                9.0 +/-    1.79      19.7 +/-    1.79  0.220 / 0.210
G14     102.5          11.3               10.9 +/-    1.62      29.6 +/-    1.62  0.090 / 0.260
G16     130.7          60.1                1.7 +/-    0.55       2.0 +/-    0.55  0.170 / 0.360
G22     190.0          49.6               12.2 +/-    1.03      15.5 +/-    1.03  0.200 / 0.380
G23     321.0          50.8                9.7 +/-    0.84      12.1 +/-    0.84  0.050 / 0.050
G26     69.4           53.4                9.3 +/-    0.49      11.3 +/-    0.49  0.040 / 0.040
G31     53.4           19.1                7.1 +/-    2.58      15.9 +/-    2.58  0.030 / 0.040