Measurement of cross section ratios
stot = shadron + sCoulomb
theoretical predictions: 10.92 = 6.92 + 4.0 barn
measurement (trigger): Ntot = N(paddles) + N(exclusive ZDC)
shadron/ stot theory: 0.636 +/- 0.032 (Nucl.Instr.Meth.A 417(1998)1)
data: 0.615 +/- 0.061 (preliminary)