New base cuts + 
nndm160>0.8, mtenu>100 GeV/c**2, met>30 GeV
goodbeam = 0
3 data events remain
********************************************************************************
Run     Event   Ete     Etae    met     Mtenu   Htej    Etj1    Etj2   
85689   24599   37.5    -1.96   73.5    105.06  273.7   119.8   98.2
90401   1772    120.1   -0.87   44.2    144.05  268.2   79.3    41.1
91933   1552    126.6   -0.055  83.7    188.4   217.2   47.5    43.1

Run     Event   Etaj1   Etaj2   dm160   dm180   mej1    mej2    mtj1v   mtj2v
85689   24599   -0.04   -0.10   0.016   0.057   157.4   169.8   174.6   74.4
90401   1772    -1.19   0.36    0.010   0.069   192.4   161.5   46.8    10.8
91933   1552    0.34    1.12    0.050   0.066   128.2   168.0   109.5   76.9

Run     Event   nndm160     nndm180
85689   24599   0.888       0.838
90401   1772    0.8596      0.748   
91933   1552    0.818       0.720
********************************************************************************
With nndm160 > 0.82, mtenu>120 GeV/c**2, met>50 GeV
goodbeam = 0
no events remain in data
signal efficiency about 10% higher than previous analysis with background
a factor of 2 lower.