The atmospheric parameters and spectral interpolator for the MILES stars

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Volume 531 (July 2011)

A&A, 531 (2011) A165

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Table 3

Comparison between the atmospheric parameters from this paper^a and Wu et al. (2011)^b with those derived using the present MILES interpolator.

Comparison		N^c	T_eff		log g (cm s^-2)		[Fe/H] (dex)
			Δ	σ	Δ	σ	Δ	σ

MILES^a	OBA	130	1.2%	4.5%	–0.002	0.202	0.016	0.118
	FGK	770	–3.0 K	68.7 K	–0.024	0.108	0.005	0.074
	K5-M	85	–7.7 K	31.5 K	0.011	0.177	0.039	0.082
	M	26	2.1 K	35.4 K	0.092	0.219	0.045	0.102
	BHB	25	2.7%	9.1%	–0.095	0.541	–0.092	0.331

CFLIB^b	OBA	231	–1.7%	6.3%	–0.027	0.214	0.012	0.157
	FGK	960	–20.9 K	75.4 K	–0.072	0.104	0.014	0.063
	K5-M	74	6.4 K	33.6 K	0.069	0.219	0.089	0.086
	M	24	31.8 K	34.1 K	0.163^d	0.142	0.179	0.119
	BHB	28	–6.9%	11.0%	–0.243	0.623	–0.707	0.688

Notes. The Δ columns give the mean difference “MILES interpolator” – “reference”, and σ the dispersion between the two series.

^(c)

Number of compared spectra.

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