The lithium isotopic ratio in very metal-poor stars

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Volume 554 (June 2013)

A&A, 554 (2013) A96

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Table 4

Lithium isotopic abundances and estimated errors for the two methods with N_free = 5 and 4.

	G64-12		HD 140283		HD 84937		HD 19445

	LTE	NLTE	LTE	NLTE	LTE	NLTE	LTE	NLTE
N_free = 5
v_rotsini [km s^-1]	3.729	1.940	3.739	2.116	3.569	2.469	3.385	1.517
σ [km s^-1]	0.440	0.900	0.121	0.229	0.329	0.482	0.220	0.560
⁶Li / ⁷Li	0.003	0.005	0.022	0.000	0.040	0.011	0.028	0.003
σ _obs	0.025	0.023	0.007	0.004	0.016	0.010	0.013	0.006
σ _model	0.009	0.011	0.009	0.011	0.009	0.011	0.009	0.011
	1.065	1.030	1.176	1.074	1.186	1.201	0.910	0.862

N_free = 4
v_rotsini [km s^-1]	3.189	2.447	2.830	1.467	2.976	2.153	2.706	1.436
σ [km s^-1]	0.067	0.093	0.025	0.048	0.023	0.032	0.027	0.049
⁶Li / ⁷Li	0.026	−0.002	0.052	0.007	0.060	0.017	0.051	0.005
σ _obs	0.016	0.013	0.006	0.003	0.011	0.007	0.010	0.005
σ _model	0.004	0.006	0.004	0.006	0.004	0.006	0.004	0.006
	1.069	1.022	1.632	1.148	1.204	1.198	0.988	0.855

Notes.The final error associated to ⁶Li / ⁷Li has a random (σ_obs) and systematic contribution (σ_model).

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