BEGIN BABAR ! experiment name MXQ2 ! method name PRELIMINARY ! status and reference MEASUREMENT vub stat syst DATA vub stat syst 4.78 0.23 0.62 DATA Bbrexp% b2cm% b2um%& -3.9 -0.5 -2.1 DATA Strf%& Pert%& Sf%& hghord%& -3.0 +3.0 -4.5 -4.0 END