PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/14-16:57:40
G05     48.9           18.0                5.7 +/-    0.74      13.3 +/-    0.74  0.080 / 0.150
G10     237.4          15.9               12.2 +/-    4.10      29.7 +/-    4.10  0.080 / 0.140
G13     71.7           34.9                7.6 +/-    0.66      12.1 +/-    0.66  0.280 / 0.420
G15     118.6          53.9                9.4 +/-    0.64      11.3 +/-    0.64  0.180 / 0.390
G16     311.5          13.6                6.7 +/-    2.84      17.3 +/-    2.84  0.040 / 0.080
G20     251.3          40.5               11.7 +/-    0.96      16.9 +/-    0.96  0.040 / 0.060
G21     315.5          47.9                8.1 +/-    0.67      10.5 +/-    0.67  0.050 / 0.140
G25     198.6          10.0               10.1 +/-   16.76      28.2 +/-   16.76  0.050 / 0.150
G26     285.2          19.9                8.5 +/-    1.45      18.8 +/-    1.45  0.030 / 0.040
G29     155.3          71.0               10.5 +/-    1.20      11.1 +/-    1.20  0.030 / 0.040