Table 1: Apparent gas mass fractions at ${r_{\rm 500}}$ in both EdS and $\Lambda$ CDM cosmologies with h = 0.5, uncorrected for clumping, with uncertainties from temperature uncertainties. Temperature measurements are taken from Lumb et al. (2004) without cooling flow excision.
Cluster name RXJ 0337.7 RXJ 0505.3 RXJ 0847.2 RXJ 1120.1 RXJ 1325.5 RXJ 1334.3 RXJ 1354.2 RXJ 1701.3

z 0.577 0.51 0.56 0.60 0.445 0.62 0.551 0.45

T (keV) 2.6 2.5 3.62 5.45 4.15 5.2 3.66 4.5

$^{\rm +0.4}_{-0.3}$ $\pm$ 0.3 $^{\rm +0.8}_{-0.3}$ $\pm$ 0.3 $^{\rm +0.4}_{-0.3}$ $^{\rm +0.30}_{-0.32}$ $^{\rm +0.6}_{-0.5}$ $^{\rm +1.5}_{-1.}$

${r_{\rm 500}}$ (EdS) 0.723 0.757 0.867 1.024 1.041 0.982 0.879 1.079

$f_{{\rm gas}}$ (EdS) $0.0782^{\rm +0.009}_{-0.010}$ $0.0987^{\rm +0.011}_{-0.009}$ $0.0959^{\rm +0.005}_{-0.015}$ $0.1054^{\rm +0.006}_{-0.005}$ $0.0703^{\rm +0.005}_{-0.005}$ $0.095^{\rm +0.005}_{-0.005}$ $0.1162^{\rm +0.014}_{-0.013}$ $0.1016^{\rm +0.025}_{-0.023}$

${r_{\rm 500}}$ ( $\Lambda$ CDM) 1.315 1.358 1.572 1.87 1.843 1.799 1.591 1.911

$f_{{\rm gas}}$ ( $\Lambda$ CDM) $0.1109^{\rm +0.014}_{-0.015}$ $0.1500^{\rm +0.018}_{-0.014}$ $0.1431^{\rm +0.021}_{-0.025}$ $0.1495^{\rm +0.009}_{-0.007}$ $0.1007^{\rm +0.007}_{-0.008}$ $0.1446^{\rm +0.009}_{-0.007}$ $0.1825^{\rm +0.025}_{-0.022}$ $0.1424^{\rm +0.038}_{-0.034}$

**Table 1:** Apparent gas mass fractions at ${r_{\rm 500}}$ in both EdS and $\Lambda$ CDM cosmologies with h = 0.5, uncorrected for clumping, with uncertainties from temperature uncertainties. Temperature measurements are taken from Lumb et al. (2004) without cooling flow excision.
Cluster name	RXJ 0337.7	RXJ 0505.3	RXJ 0847.2	RXJ 1120.1	RXJ 1325.5	RXJ 1334.3	RXJ 1354.2	RXJ 1701.3
z	0.577	0.51	0.56	0.60	0.445	0.62	0.551	0.45
T (keV)	2.6	2.5	3.62	5.45	4.15	5.2	3.66	4.5
	$^{\rm +0.4}_{-0.3}$	$\pm$ 0.3	$^{\rm +0.8}_{-0.3}$	$\pm$ 0.3	$^{\rm +0.4}_{-0.3}$	$^{\rm +0.30}_{-0.32}$	$^{\rm +0.6}_{-0.5}$	$^{\rm +1.5}_{-1.}$
${r_{\rm 500}}$ (EdS)	0.723	0.757	0.867	1.024	1.041	0.982	0.879	1.079
$f_{{\rm gas}}$ (EdS)	$0.0782^{\rm +0.009}_{-0.010}$	$0.0987^{\rm +0.011}_{-0.009}$	$0.0959^{\rm +0.005}_{-0.015}$	$0.1054^{\rm +0.006}_{-0.005}$	$0.0703^{\rm +0.005}_{-0.005}$	$0.095^{\rm +0.005}_{-0.005}$	$0.1162^{\rm +0.014}_{-0.013}$	$0.1016^{\rm +0.025}_{-0.023}$
${r_{\rm 500}}$ ( $\Lambda$ CDM)	1.315	1.358	1.572	1.87	1.843	1.799	1.591	1.911
$f_{{\rm gas}}$ ( $\Lambda$ CDM)	$0.1109^{\rm +0.014}_{-0.015}$	$0.1500^{\rm +0.018}_{-0.014}$	$0.1431^{\rm +0.021}_{-0.025}$	$0.1495^{\rm +0.009}_{-0.007}$	$0.1007^{\rm +0.007}_{-0.008}$	$0.1446^{\rm +0.009}_{-0.007}$	$0.1825^{\rm +0.025}_{-0.022}$	$0.1424^{\rm +0.038}_{-0.034}$

Source LaTeX | All tables | In the text

	1 Introduction
	2 Scaling properties
	3 Cosmological application
	4 Conclusion
	References