PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/14-16:58:00
G05     48.9           18.0                6.9 +/-    1.59      15.9 +/-    1.59  0.090 / 0.150
G10     237.4          15.9               10.9 +/-    2.45      26.6 +/-    2.45  0.150 / 0.160
G13     71.7           34.9                7.7 +/-    1.47      12.2 +/-    1.47  0.130 / 0.380
G15     118.6          53.9                9.9 +/-    0.36      12.0 +/-    0.36  0.130 / 0.410
G16     311.5          13.6                5.3 +/-    3.08      13.6 +/-    3.08  0.040 / 0.080
G20     251.3          40.5               11.8 +/-    1.61      17.0 +/-    1.61  0.040 / 0.080
G21     315.5          47.9                8.3 +/-    0.83      10.7 +/-    0.83  0.050 / 0.110
G26     285.2          19.9                6.8 +/-    1.26      15.1 +/-    1.26  0.080 / 0.120
G29     155.3          71.0               10.5 +/-    0.98      11.0 +/-    0.98  0.030 / 0.040