PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/11-23:13:10
G05     47.6           19.4                6.3 +/-    1.69      14.1 +/-    1.69  0.190 / 0.240
G10     233.8          11.1              -13.7 +/-   28.89     -37.2 +/-   28.89  0.220 / 0.310
G13     79.3           35.5               11.1 +/-    1.19      17.4 +/-    1.19  0.320 / 0.300
G15     128.4          50.2               10.9 +/-    0.93      13.8 +/-    0.93  0.080 / 0.060
G16     317.7          10.5               -6.7 +/-    8.90     -18.5 +/-    8.90  0.060 / 0.070
G20     245.2          34.0                8.1 +/-    1.26      13.0 +/-    1.26  0.060 / 0.100
G21     309.9          44.2                8.4 +/-    1.11      11.5 +/-    1.11  0.070 / 0.100
G25     201.7          14.4               10.9 +/-    2.86      27.4 +/-    2.86  0.040 / 0.050
G26     291.7          20.1                6.0 +/-    1.97      13.3 +/-    1.97  0.040 / 0.060
G29     147.9          75.4               10.1 +/-    0.67      10.4 +/-    0.67  0.170 / 0.000