Phobos midrapidity pseudorapidity densities versus centrality.  Cu+Cu at 22.4 GeV

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22.4GeV data - EOct Centrality Method (combined statistical and systematic errors)
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X-Sect	|	Npart	Error	|	dN/dEta	Error	|	dN/dEta/(Npt/2)	Error
0-3	|	102.6  	3.0	|	100.7	7.6	|	1.96		0.16
3-6	|	94.9	2.8	|	90.0	6.8	|	1.90		0.15
6-10	|	85.6	2.6	|	79.8	6.0	|	1.86		0.15
10-15	|	74.1	2.6	|	67.8	5.1	|	1.83		0.15
15-20	|	62.6	2.8	|	56.9	4.3	|	1.82		0.16
20-25	|	52.7	3.0	|	47.7	3.6	|	1.81		0.17
25-30	|	44.0	3.2	|	39.6	3.0	|	1.80		0.19
30-35	|	36.6	3.3	|	32.6	2.5	|	1.78		0.21
35-40	|	30.0	3.2	|	26.8	2.0	|	1.79		0.24
40-45	|	24.5	3.1	|	21.7	1.6	|	1.76		0.26
45-50	|	19.9	2.9	|	17.6	1.3	|	1.77		0.29