W2 BOX=1.5 delta=0.06: min Delta_cert = +0.01593  (min real gap 0.999, p=-0.081)
W2 BOX=1.5 delta=0.07: min Delta_cert = +0.01514  (min real gap 0.999, p=+0.124)
W2 BOX=1.5 delta=0.09: min Delta_cert = -0.00387  (min real gap 0.991, p=-0.061)
