# Square duct, two roughened opposite walls
#
#   U1/Us
#
#     X2/B= 0    -0.2    -0.4    -0.6    -0.8
# X3/B
  0.00   1.000   0.971   0.917   0.838   0.751
 -0.08   0.995   0.967   0.921   0.836   0.746
 -0.16   0.987   0.965   0.919   0.845   0.753
 -0.24   0.976   0.952   0.921   0.849   0.763
 -0.32   0.951   0.930   0.899   0.851   0.770
 -0.40   0.923   0.904   0.888   0.847   0.763
 -0.48   0.881   0.861   0.856   0.832   0.757
 -0.56   0.838   0.825   0.819   0.797   0.738
 -0.64   0.790   0.771   0.765   0.763   0.701
 -0.68   0.757   0.750   0.748   0.733   0.675
 -0.72   0.730   0.728   0.717   0.703   0.654
 -0.76   0.697   0.685   0.676   0.669   0.624
 -0.80   0.664   0.642   0.635   0.609   0.583
 -0.82   0.642   0.625   0.609   0.596   0.572
 -0.84   0.619   0.612   0.585   0.564   0.551
 -0.86   0.591   0.582   0.563   0.544   0.520
 -0.88   0.553   0.550   0.537   0.514   0.482
 -0.90   0.522   0.518   0.494   0.484   0.441
 -0.91   0.496   0.492   0.488   0.463   0.428
 -0.92   0.485   0.470   0.455   0.431   0.406
 -0.93   0.442   0.417   0.423   0.392   0.389
 -0.94   0.409   0.395   0.368   0.358   0.340
 -0.95   0.345   0.339   0.316   0.279   0.280
 -0.96   0.314   0.277   0.245   0.229   0.224
 -0.97   0.208   0.208   0.184   0.171   0.187
 -0.98   0.168   0.150   0.132   0.131   0.133
 -0.99   0.133   0.105   0.106   0.090   0.103

# Us (m/sec)      29.28   29.28   29.13   29.13   29.22
# Ub (m/sec)      21.37   21.37   21.37   21.37   21.37