PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/13-00:42:30
G08     300.5          20.8                9.0 +/-    1.23      19.3 +/-    1.23  0.100 / 0.140
G10     5.0            62.7                7.9 +/-    0.77       8.8 +/-    0.77  0.090 / 0.130
G14     226.7          42.5               12.0 +/-    1.76      16.7 +/-    1.76  0.040 / 0.070
G20     61.5           53.6               10.5 +/-    0.64      12.7 +/-    0.64  0.040 / 0.060
G21     145.4          44.1               10.9 +/-    0.65      14.8 +/-    0.65  0.110 / 0.210
G24     59.5           27.2                9.2 +/-    0.91      17.1 +/-    0.91  0.110 / 0.220
G27     258.0          33.4               10.6 +/-    2.65      17.3 +/-    2.65  0.030 / 0.030
G32     239.6          65.0               10.8 +/-    0.72      11.8 +/-    0.72  0.030 / 0.040