Testing adiabatic contraction of dark matter in fossil group candidates

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Volume 517 (July 2010)

A&A, 517 (2010) A52

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Table 2:

Results of fits to the mass profile of RXC J2315.7-0222.
Model	c₅₀₀	$\alpha$	M₅₀₀ $(10^{13}~M_{\odot})$	R₅₀₀ (kpc)	$f_{\rm gas,500}$	$M_{\star}/L_R$	M₅₀₀/M₅₀₀^Yx	$\chi^2/{\rm d.o.f.}$	dvi $_{\rm max}$
NFW	$8.01\pm0.82$	...	$3.58\pm 0.29$	$497 \pm 14$	$0.093\pm 0.013$	...	$0.67\pm0.07$	17.9/13	1.08
NFW+star	$7.33\pm0.82$	...	$3.99\pm 0.33$	$515\pm 14$	$0.089\pm 0.013$	1.84	$0.74\pm0.08$	7.9/13	0.72
NFW+ k star	$5.68\pm0.93$	...	$4.33\pm 0.37$	$530\pm 15$	$0.086\pm 0.013$	$4.40\pm 1.08$	$0.81\pm0.09$	2.8/12	0.14
NFW $^{\ast}$ AC+star	$6.01\pm0.59$	...	$3.99\pm 0.27$	$515 \pm 12$	$0.089\pm 0.012$	1.84	$0.74\pm0.07$	3.65/13	0.15
NFW $^{\ast}$ AC+ k star	$5.61\pm0.12$	...	$4.17\pm 0.27$	$523\pm 11$	$0.087\pm 0.011$	$1.81\pm0.33$	$0.78\pm0.07$	2.67/12	0.14
$\alpha$ free
N04	$5.87\pm0.97$	$0.108\pm0.016$	$4.30\pm0.35$	$528\pm14$	$0.085\pm0.012$	...	$0.80\pm0.09$	4.63/12	0.22
N04+star	$5.53\pm1.37$	$0.138\pm0.042$	$4.42\pm0.31$	$533\pm13$	$0.085\pm0.011$	1.84	$0.82\pm0.08$	3.78/12	0.15
N04+k star	$5.30\pm1.04$	$0.299\pm0.153$	$4.03\pm0.31$	$517\pm14$	$0.088\pm0.012$	$4.50\pm2.34$	$0.75\pm0.08$	2.36/11	0.14
N04*AC+star	$5.07\pm0.95$	$0.241\pm0.074$	$4.20\pm0.30$	$524\pm13$	$0.086\pm0.012$	1.84	$0.78\pm0.08$	2.53/12	0.14
N04*AC+k star	$5.12\pm1.14$	$0.326\pm0.182$	$4.05\pm0.30$	$518\pm13$	$0.088\pm0.012$	$2.09\pm1.18$	$0.76\pm0.08$	2.09/11	0.13
$0.14 \leq \alpha \leq 0.20$ limited
N04	$6.81\pm0.82$	$0.142\pm0.005$	$4.01\pm0.31$	$516\pm13$	$0.088\pm0.012$	...	$0.75\pm0.08$	6.78/12	0.43
N04+star	$6.12\pm0.85$	$0.154\pm0.021$	$4.28\pm0.26$	$527\pm11$	$0.086\pm0.011$	1.84	$0.80\pm0.08$	4.02/12	0.16
N04+k star	$5.39\pm1.05$	$0.189\pm 0.025$	$4.30\pm0.28$	$528\pm12$	$0.086\pm0.011$	$3.64\pm1.39$	$0.80\pm0.08$	3.05/11	0.14
N04*AC+star	$4.83\pm0.65$	$0.193\pm0.021$	$4.43\pm0.25$	$533\pm10$	$0.084\pm0.010$	1.84	$0.83\pm0.08$	3.29/12	0.13
N04*AC+k star	$5.32\pm1.19$	$0.191\pm0.024$	$4.35\pm0.26$	$530\pm11$	$0.085\pm0.011$	$1.51\pm0.71$	$0.81\pm0.08$	3.01/11	0.14

Source LaTeX | All tables | In the text

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