Speed of Sound Parameter from RHIC and LHC Heavy-Ion Data

Table 3

Values of 𝑐²_𝑠 for the participants and spectators as well as 𝜒²/dof for the curves in Figure 8 which represent Pb-Pb collisions at 2.76 TeV (LHC energy).

Bin (%)	𝑐^2𝑠 (P)	𝑐^2𝑠 (S)	𝜒^2/dof
0–5	0.17±0.03	0.16±0.08	0.093
5–10	0.17±0.03	0.16±0.08	0.082
10–20	0.16±0.03	0.17±0.08	0.067
20–30	0.16±0.03	0.17±0.08	0.054