Drell-Yan Ratios from E772 versus X1 for bins in Mass 4 < Mass < 5 GeV X1 C/D err Ca/D err Fe/D err W/D err ---- ----- ---- ----- ---- ----- ---- ----- ---- .150 1.050 .048 1.069 .032 1.152 .034 1.106 .050 .250 .969 .025 1.034 .019 .963 .019 .937 .024 .350 1.022 .027 .987 .020 .981 .021 .948 .026 .450 .994 .048 .965 .037 .957 .039 .910 .045 .550 .951 .110 1.082 .105 .871 .089 .973 .112 .650 .750 .194 .948 .244 1.228 .331 .868 .215 .750 1.029 1.022 1.400 1.296 .000 .000 .817 .862 5 < Mass < 6 GeV X1 C/D err Ca/D err Fe/D err W/D err ---- ----- ---- ----- ---- ----- ---- ----- ---- .150 .963 .045 1.039 .034 1.047 .035 .930 .044 .250 .982 .022 .994 .016 .964 .017 1.006 .023 .350 .988 .023 .970 .017 .989 .018 .962 .022 .450 .964 .034 .966 .027 .961 .028 .959 .034 .550 1.036 .065 .867 .044 .958 .050 .926 .059 .650 1.084 .134 .881 .089 .868 .093 .919 .119 .750 1.080 .375 .577 .174 .935 .269 1.283 .428 .850 .448 .569 .467 .478 .000 .000 1.230 1.171 6 < Mass < 7 GeV X1 C/D err Ca/D err Fe/D err W/D err ---- ----- ---- ----- ---- ----- ---- ----- ---- .150 1.046 .064 1.046 .064 1.046 .064 1.020 .063 .250 1.006 .026 1.006 .026 1.006 .026 1.001 .026 .350 1.033 .026 1.033 .026 1.033 .026 1.006 .026 .450 .949 .034 .949 .034 .949 .034 .970 .034 .550 .942 .051 .942 .051 .942 .051 .929 .050 .650 1.019 .091 1.019 .091 1.019 .091 .815 .077 .750 .559 .127 .559 .127 .559 .127 .685 .146 .850 2.476 1.694 2.476 1.694 2.476 1.694 1.364 1.037 7 < Mass < 8 GeV X1 C/D err Ca/D err Fe/D err W/D err ---- ----- ---- ----- ---- ----- ---- ----- ---- .150 .962 .121 .962 .121 .962 .121 .966 .121 .250 .991 .036 .991 .036 .991 .036 .938 .035 .350 1.048 .033 1.048 .033 1.048 .033 1.002 .032 .450 .993 .039 .993 .039 .993 .039 1.012 .040 .550 .945 .054 .945 .054 .945 .054 .941 .054 .650 .934 .091 .934 .091 .934 .091 .916 .090 .750 .943 .190 .943 .190 .943 .190 .740 .159 .850 .470 .339 .470 .339 .470 .339 1.238 .679