Age and mass of solar twins constrained by lithium abundance

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Table 1:

Parameters of the observed solar twins.
Name	$T_{\rm eff}$	$(L/L_{\odot})$	[Fe/H]	$\log N$ (Li)	Age	Mass	Source^a
	(K)				(Gyr)	( ${M_{\odot }}$ )
HIP 55 459	$5812 \pm 50$	$1.081 \pm 0.069$	0.066	$1.58 \pm 0.07$	3.80^+2.51_-2.10	1.03^+0.05_-0.04	(i)*
(HD 98 618)	$5837 \pm 36$	$1.13 \pm 0.11$	0.030	$1.55 \pm 0.08$	$4.7 \pm 1.0$	$1.03 \pm 0.03$	(g)*
	$5812 \pm 44$	(...)	$0.03 \pm 0.03$	(...)	$4.9 \pm 2.9$	$1.040 \pm 0.150$	(c)
	$5843 \pm 30$	(...)	$0.05 \pm 0.03$	$1.57 \pm 0.09$	$4.3 \pm 0.9$	$1.02 \pm 0.03$	(e)
HIP 79 672	$5762 \pm 50$	$1.043 \pm 0.027$	0.039	$1.63 \pm 0.07$	4.57^+0.33_-2.87	1.02^+0.03_-0.02	(i)*
(18 Sco)	$5853 \pm 36$	$1.06 \pm 0.09$	0.040	$1.63 \pm 0.08$	$3.4 \pm 1.0$	$1.04 \pm 0.03$	(g)*
	$5789 \pm 30$	(...)	$0.05 \pm 0.06$	(...)	(...)	(...)	(a)
	5823	(...)	0.03	(...)	(...)	(...)	(b)
	$5791 \pm 44$	(...)	$0.03 \pm 0.03$	(...)	$4.7 \pm 2.7$	$0.980 \pm 0.130$	(c)
	$5817 \pm 30$	(...)	$0.02 \pm 0.03$	$1.63 \pm 0.09$	$4.0 \pm 0.4$	$1.02 \pm 0.03$	(e)
	5815	(...)	0.047	1.60	(...)	(...)	(j)
HIP 100 963	$5779 \pm 50$	$0.968 \pm 0.043$	-0.002	$1.72 \pm 0.07$	5.13^+0.00_-2.99^b	1.00^+0.03_-0.02	(i)*
	5794	(...)	(...)	(...)	(...)	(...)	(d)
	5803	(...)	-0.004	1.68	(...)	(...)	(j)
HIP 56 948	$5785 \pm 36$	$1.15 \pm 0.14$	0.020	$1.08 \pm 0.13$	$5.8 \pm 1.0$	$1.00 \pm 0.03$	(g)*
	5785	(...)	(...)	(...)	(...)	(...)	(d)
	5701	(...)	-0.15	(...)	9.6	$0.98 \pm 0.05$	(f)
	5791	(...)	0.020	1.13	(...)	(...)	(j)
HIP 73 815	$5810 \pm 36$	$1.21 \pm 0.14$	0.010	$0.95 \pm 0.20$	$6.3 \pm 1.0$	$1.00 \pm 0.03$	(g)*
	5759	(...)	-0.05	(...)	(...)	(...)	(h)

^a The sources of the observations are: (a) Porto de Mello & da Silva (1997), (b) Luck & Heiter (2005), (c) Valenti & Fisher (2005), (d) Masana et al. (2006), (e) Meléndez et al. (2006), (f) Holmberg et al. (2007), (g)* Meléndez & Ramírez (2007), (h) Robinson et al. (2007), (i)* Takeda et al. (2007), (j) Takeda & Tajitsu (2009). The observations used in this work are represented by *. ^b Takeda et al. (2007) give no estimation for the upper error of the age of HIP 100 963.

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