PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/11-07:58:10
G05     51.1           11.2                1.7 +/-    2.82       4.6 +/-    2.82  0.210 / 0.490
G10     240.0          17.9                3.6 +/-    1.94       8.4 +/-    1.94  0.210 / 0.410
G13     67.6           34.8                3.0 +/-    0.67       4.9 +/-    0.67  0.090 / 0.250
G15     112.2          55.6                4.6 +/-    0.34       5.4 +/-    0.34  0.100 / 0.280
G16     313.7          11.3                2.2 +/-    6.16       6.1 +/-    6.16  0.220 / 0.220
G20     254.2          41.8                5.6 +/-    1.03       7.9 +/-    1.03  0.110 / 0.260
G21     323.3          53.8                3.9 +/-    1.18       4.7 +/-    1.18  0.040 / 0.040
G26     286.0          18.2                4.6 +/-    1.57      10.7 +/-    1.57  0.030 / 0.040
G29     154.9          59.8                5.1 +/-    0.93       5.8 +/-    0.93  0.040 / 0.060