PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-21:12:40
G05     50.2           13.7                5.7 +/-    3.17      14.7 +/-    3.17  0.050 / 0.060
G10     239.0          17.5               10.8 +/-    2.04      25.4 +/-    2.04  0.060 / 0.060
G13     68.9           34.6                8.4 +/-    1.97      13.4 +/-    1.97  0.070 / 0.110
G15     117.0          55.1                9.0 +/-    0.36      10.8 +/-    0.36  0.070 / 0.130
G16     310.1          13.9                6.3 +/-    3.70      16.2 +/-    3.70  0.030 / 0.040
G20     252.9          40.6               10.4 +/-    1.57      15.0 +/-    1.57  0.030 / 0.040
G21     317.4          49.2                8.8 +/-    0.96      11.3 +/-    0.96  0.110 / 0.350
G26     282.9          19.6                6.7 +/-    1.38      14.9 +/-    1.38  0.110 / 0.440
G29     156.5          67.1                9.5 +/-    0.31      10.2 +/-    0.31  0.100 / 0.170