PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/05-01:27:50
G10     248.7          25.1               13.4 +/-    1.70      26.0 +/-    1.70  0.110 / 0.290
G13     55.7           31.1               10.1 +/-    0.86      17.3 +/-    0.86  0.130 / 0.330
G15     94.1           58.6               11.9 +/-    1.01      13.7 +/-    1.01  0.030 / 0.040
G16     296.7          15.9                7.6 +/-    2.16      18.5 +/-    2.16  0.040 / 0.030
G20     262.0          42.0               12.4 +/-    4.08      17.5 +/-    4.08  0.080 / 0.120
G21     330.0          58.0               10.8 +/-    1.04      12.4 +/-    1.04  0.080 / 0.140
G26     268.4          16.6               11.8 +/-    1.37      28.3 +/-    1.37  0.030 / 0.050
G29     164.6          53.5               11.4 +/-    0.97      13.8 +/-    0.97  0.040 / 0.040