Barium isotopic ratios in metal-poor stars: Calibrating the method with globular clusters - I. Dwarf and giant stars in NGC 6752

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Table 2

Atmospheric parameters of the NGC 6752 stars.

Nickname	T_eff	log g^LTE	log g^NLTE	[Fe/H]^FLT,LTE	[Fe/H]_LTE	[Fe/H]_NLTE	$v_{mic}^{f i t, L T E}$ $v_{\text{mic}}^{fit,LTE}$	$v_{m i c}^{L T E}$ $v_{mic}^{LTE}$	$v_{m i c}^{N L T E}$ $v_{mic}^{NLTE}$
Pavo uRGB-1	4509 ± 30	1.15 ± 0.15	1.50 ± 0.15	−1.50	−1.53 ± 0.10	−1.35 ± 0.12	1.60	1.56 ± 0.07	1.59 ± 0.10
Pavo uRGB-2	4479 ± 30	1.00 ± 0.15	1.40 ± 0.15	−1.49	−1.54 ± 0.11	−1.35 ± 0.13	1.49	1.48 ± 0.10	1.45 ± 0.15
Pavo ocRGB-1	4624 ± 82	1.50 ± 0.15	1.90 ± 0.15	−1.43	−1.52 ± 0.12	−1.32 ± 0.13	1.52	1.71 ± 0.10	1.72 ± 0.14
Pavo ocRGB-2	4691 ± 50	1.60 ± 0.15	1.90 ± 0.15	−1.43	−1.49 ± 0.11	−1.27 ± 0.15	1.36	1.44 ± 0.07	1.35 ± 0.11
Pavo bRGB-1	5153 ±77	2.70 ± 0.15	2.90 ± 0.15	−1.33	−1.38 ± 0.12	−1.19 ± 0.17	1.13	1.27 ± 0.11	1.02 ± 0.14
Pavo bRGB-2	5197±30	2.60 ± 0.15	2.90 ± 0.15	−1.37	−1.43 ± 0.14	−1.20 ± 0.16	1.14	1.35 ± 0.10	0.79 ± 0.18
Pavo SG-1	5437 ± 30	3.30 ± 0.15	3.60 ± 0.15	−1.31	−1.37 ± 0.13	−1.23 ± 0.14	1.10	1.36 ± 0.12	1.02 ± 0.22
Pavo SG-2	5351±71	3.20 ± 0.15	3.40 ± 0.15	−1.46	−1.46 ± 0.14	−1.27 ± 0.17	1.27	1.27 ± 0.13	1.14 ± 0.16
Pavo SG-3	5320 ± 68	3.20 ± 0.15	3.55 ± 0.15	−1.50	−1.55 ± 0.09	−1.43 ± 0.12	1.36	1.53 ± 0.09	1.42 ± 0.12
Pavo SG-4	5343 ± 30	3.25 ± 0.15	3.55 ± 0.15	−1.46	−1.46 ± 0.14	−1.37 ± 0.16	1.29	1.41 ± 0.13	1.20 ± 0.19
Pavo TO-1	6090 ± 95	3.60 ± 0.15	3.90 ± 0.15	−1.60	−1.60 ± 0.12	−1.49 ± 0.13	–	1.36 ± 0.22	1.06 ± 0.30
Pavo TO-2	6201 ± 60	3.70 ± 0.15	4.00 ± 0.15	−1.62	−1.67 ± 0.10	−1.60 ± 0.11	–	1.61 ± 0.23	1.36 ± 0.32
Pavo TO-3	6145 ±359	4.00 ± 0.15	4.20 ± 0.15	−1.59	−1.53 ± 0.15	−1.44 ± 0.17	–	1.60 ± 0.50	1.49 ± 0.50
Pavo TO-4	6074 ± 106	4.00 ± 0.15	3.80 ± 0.15	−1.65	−1.55 ± 0.22	−1.42 ± 0.23	–	0.80 ± 0.50	0.60 ± 0.50

Notes. T_eff, log g^NLTE, and [Fe/H]_NLTE are determined to be our accurate parameters. Other quantities derived by diverse assumptions and methods are listed for comparison. The [Fe/H] scale has its zero-point at the solar abundance A(Fe) = 7.45 dex of Grevesse et al. (2007).

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