# Figure 7

 Comparisons to hydrodynamics predictions , where input parameters (temperature dependence of $\eta/s$) have been tuned to RHIC data for the Pb-Pb 20-30% (top) and 40-50% (bottom) centralities. The predictions are for Pb-Pb $\sqrt{s_{\text{NN}}} = 2.76$ TeV collisions.