PHOBOS experiment Au+Au at 19.6 GeV Centrality bin: 0-6% Npart: 337 +/- 12 (dN/deta')/ vs. eta' = eta-ybeam scaled 90% C.L. eta' dN/deta' syst. error -------- ------- --------- -2.94666 2.06210 0.21423 -2.74666 2.06896 -2.54666 2.05215 -2.34666 2.04251 -2.14666 2.00020 -1.94666 1.93050 -1.74666 1.81948 0.19495 -1.54666 1.71819 -1.34666 1.58030 -1.14666 1.40523 -0.94666 1.21825 -0.74666 1.02880 -0.54666 0.84662 -0.34666 0.67968 0.07443 -0.14666 0.53113 0.05334 0.45269 0.25334 0.37327 0.45334 0.27643 0.65334 0.20934 0.04898 0.85334 0.17105 1.05334 0.12623 1.25334 0.09880 1.45334 0.07282 0.03178 1.65334 0.05893 1.85334 0.04301 2.05334 0.03264 2.25334 0.02736 0.01549