PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/11-01:28:10
G05     48.9           15.9                7.6 +/-    0.92      18.5 +/-    0.92  0.050 / 0.080
G10     236.0          13.8               12.1 +/-    2.30      31.0 +/-    2.30  0.070 / 0.080
G13     74.7           35.5               10.2 +/-    0.59      16.0 +/-    0.59  0.110 / 0.350
G15     122.2          52.6               13.4 +/-    0.53      16.3 +/-    0.53  0.230 / 0.310
G16     315.6          11.4                6.4 +/-    1.64      17.3 +/-    1.64  0.200 / 0.340
G20     248.4          37.0               12.4 +/-    1.10      18.9 +/-    1.10  0.160 / 0.280
G21     313.8          47.0                9.3 +/-    0.76      12.2 +/-    0.76  0.170 / 0.460
G25     199.5          11.4               12.9 +/-    1.86      35.0 +/-    1.86  0.160 / 0.450
G26     288.7          19.8                9.7 +/-    1.64      21.4 +/-    1.64  0.050 / 0.130
G29     151.7          70.1               11.6 +/-    0.72      12.3 +/-    0.72  0.060 / 0.140