Chemical abundances of 451 stars from the HARPS GTO planet search program - Thin disc, thick disc, and planets

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Volume 497 / No 2 (April II 2009)

A&A, 497 2 (2009) 563-581

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Table 7:

Average abundance values for the stars from the thin disc, transition and thick disc populations with [Fe/H] < 0, along with their rms. The last two columns depict the difference of the average abundance and the KS probabilities between the thin and the thick disc populations.
Species	Thin Disc		Intermediate		Thick Disc		Difference	KS
(X)	$\langle [$ X/Fe $]\rangle$	rms	$\langle [$ X/Fe $]\rangle$	rms	$\langle [$ X/Fe $]\rangle$	rms	of averages	probability
Si	0.04	0.04	0.10	0.07	0.14	0.08	0.10	2.9e-09
TiI	0.10	0.07	0.19	0.10	0.22	0.11	0.12	6.7e-06
TiII	0.03	0.07	0.13	0.10	0.19	0.09	0.16	2.7e-11
ScI	0.07	0.06	0.14	0.11	0.15	0.07	0.08	1.5e-06
ScII	0.02	0.06	0.11	0.07	0.14	0.07	0.12	2.1e-11
Ca	0.06	0.06	0.12	0.12	0.14	0.07	0.08	8.9e-07
Mn	-0.05	0.07	-0.12	0.12	-0.17	0.08	0.12	5.6e-10
CrI	0.03	0.04	0.04	0.06	0.03	0.03	0.00	6.5e-01
CrII	-0.01	0.05	0.01	0.06	0.04	0.10	0.05	2.7e-05
V	0.05	0.06	0.10	0.07	0.11	0.08	0.06	3.1e-03
Co	0.05	0.08	0.11	0.09	0.10	0.06	0.05	8.3e-05
Ni	-0.01	0.03	0.02	0.02	0.02	0.03	0.03	2.6e-04
Na	-0.00	0.06	0.06	0.09	0.06	0.06	0.06	6.1e-07
Mg	0.05	0.08	0.17	0.10	0.21	0.11	0.16	2.1e-09
Al	0.10	0.10	0.21	0.14	0.22	0.09	0.12	8.8e-06

Source LaTeX | All tables | In the text

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