7Li surface abundance in pre-main sequence stars - Testing theory against clusters and binary systems

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Table 2

Main parameters adopted for the selected set of EBs stars.

System	Mass [M_⊙]	log T_eff [K]	log L/L_⊙	ϵ _Li	[Fe/H]


ASAS J052821+0338.5 (a)	1.387 ± 0.017	3.708 ± 0.009	0.314 ± 0.034	3.10 ± 0.20^a	−0.20 ± 0.20^e
ASAS J052821+0338.5 (b)	1.331 ± 0.017	3.663 ± 0.009	0.107 ± 0.034	3.35 ± 0.20^a	−0.10 ± 0.20^e

EK Cep (a)	2.020 ± 0.010	3.954 ± 0.010	1.170 ± 0.040	−	+0.07 ± 0.05^f
EK Cep (b)	1.124 ± 0.012	3.755 ± 0.015	0.190 ± 0.070	3.11 ± 0.30^b	+0.07 ± 0.05^f

RXJ 0529.4+0041 A (a)	1.270 ± 0.010	3.716 ± 0.013	0.140 ± 0.080	3.20 ± 0.30^c	−0.01 ± 0.04^g
RXJ 0529.4+0041 A (b)	0.930 ± 0.010	3.625 ± 0.015	−0.280 ± 0.150	2.40 ± 0.50^c	−0.01 ± 0.04^g

V1174 Ori (a)	1.009 ± 0.015	3.650 ± 0.011	−0.193 ± 0.048	3.08 ± 0.20^d	−0.01 ± 0.04^g
V1174 Ori (b)	0.731 ± 0.008	3.558 ± 0.011	−0.761 ± 0.058	2.20 ± 0.20^d	−0.01 ± 0.04^g

Notes. For ASAS J052821.0338.5 (a) and (b) components we used the averaged value of [Fe/H] = −0.15 when computing the models.

References. ;

^(a)

Stempels et al. (2008)

^(b)

Martin & Rebolo (1993);

^(c)

Covino et al. (2000);

^(d)

Stassun et al. (2004);

^(e)

Stempels et al. (2008);

^(f)

Martin & Rebolo (1993);

^(g)

D’Orazi et al. (2009).

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