PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/13-00:42:50
G08     300.5          20.8                9.0 +/-    2.11      19.5 +/-    2.11  0.050 / 0.120
G10     5.0            62.7                8.7 +/-    0.49       9.7 +/-    0.49  0.060 / 0.100
G14     226.7          42.5               12.3 +/-    2.12      17.2 +/-    2.12  0.070 / 0.120
G20     61.5           53.6               10.0 +/-    0.67      12.1 +/-    0.67  0.060 / 0.110
G21     145.4          44.1               11.9 +/-    0.71      16.2 +/-    0.71  0.050 / 0.100
G24     59.5           27.2                7.8 +/-    1.53      14.5 +/-    1.53  0.050 / 0.080
G27     258.0          33.4                9.9 +/-    1.39      16.1 +/-    1.39  0.030 / 0.040
G32     239.6          65.0               12.3 +/-    0.96      13.4 +/-    0.96  0.030 / 0.040