PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/03-19:42:30
G01     315.8          24.7               12.4 +/-    1.10      24.3 +/-    1.10  0.050 / 0.050
G10     91.7           47.7               12.6 +/-    0.74      16.3 +/-    0.74  0.050 / 0.040
G11     293.9          26.8               12.4 +/-    1.15      23.3 +/-    1.15  0.180 / 0.410
G14     324.9          71.1               14.0 +/-    0.75      14.7 +/-    0.75  0.160 / 0.450
G20     112.0          23.1               13.2 +/-    1.39      27.1 +/-    1.39  0.210 / 0.260
G22     304.7          15.7                9.9 +/-    3.49      24.2 +/-    3.49  0.150 / 0.170
G25     88.6           11.5               12.5 +/-    1.11      33.7 +/-    1.11  0.110 / 0.270
G31     176.8          48.5               15.1 +/-    1.66      19.5 +/-    1.66  0.120 / 0.290
G32     20.1           62.0               14.3 +/-    0.58      16.0 +/-    0.58  0.040 / 0.060