HD17820
Original Names

• BD+10_380 in E.Caffau+,AAP, 441, 533, 2005
• HIP13366 in T.Bensby+,AAP, 562, A71, 2014


taken from 7 paper(s):


/J.P.Fulbright(2000)/ /R.G.Gratton et al.(2003)/ /R.Smiljanic et al.(2009)/ /H.L.Yan et al.(2016)/ /B.E.Reddy et al.(2006)/ /P.E.Nissen and W. J. Schuster(2010)/ /P. E. Nissen and W. J. Schuster(2011)/



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J.P.Fulbright et al.,AJ, 120, 1841, 2000(ADS)

ABUNDANCES AND KINEMATICS OF FIELD HALO AND DISK STARS. I. OBSERVATIONAL DATA AND ABUNDANCE ANALYSIS




Stellar Parameters

Teff : 5700

log g : 4.2

vturb : 0.95

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
Na I	N/A	...	0.11	...	-0.57	0.18	5.67	Na I
Mg I	N/A	...	0.36	...	-0.43	0.32	7.17	Mg I
Al I	N/A	...	0.35	...	-0.40	0.35	6.05	Al I
Si I	N/A	...	0.38	...	-0.35	0.40	7.16	Si I
Ca I	N/A	...	0.25	...	-0.50	0.25	5.84	Ca I
Ti	N/A	...	0.31	...	-0.42	0.33	4.53	Ti
V I	N/A	...	0.07	...	-0.63	0.12	3.30	V I
Cr I	N/A	...	0.03	...	-0.71	0.04	4.93	Cr I
Fe	N/A	-0.77	...	...	-0.75	...	6.75	Fe
Ni I	N/A	...	0.06	...	-0.68	0.07	5.54	Ni I
Y II	N/A	...	-0.04	...	-0.78	-0.03	1.43	Y II
Zr II	N/A	...	0.08	...	-0.67	0.08	1.91	Zr II
Ba II	N/A	...	-0.01	...	-0.83	-0.08	1.35	Ba II
Eu II	N/A	...	0.28	...	-0.50	0.25	0.02	Eu II




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
1998-08-10	N/A	LICKHAMILTON	50000	90	900	N/A

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R.G.Gratton et al.,AAP, 404, 187, 2003(ADS)

Abundances for metal-poor stars with accurate parallaxes I. Basic data




Stellar Parameters

Teff : 5739

log g : 4.12

vturb : 0.85

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
O I	N/A	...	0.52+-0.069	...	-0.13+-0.069	0.60+-0.069	8.56+-0.069	O I
Na I	N/A	...	0.11+-0.054	...	-0.64+-0.054	0.09+-0.054	5.60+-0.054	Na I
Mg I	N/A	...	0.43+-0.055	...	-0.46+-0.055	0.27+-0.055	7.14+-0.055	Mg I
Si I	N/A	...	0.27+-0.048	...	-0.43+-0.048	0.30+-0.048	7.08+-0.048	Si I
Ca I	N/A	...	0.28+-0.033	...	-0.51+-0.033	0.22+-0.033	5.83+-0.033	Ca I
Ti I	N/A	...	0.21+-0.03	...	-0.39+-0.03	0.34+-0.03	4.56+-0.03	Ti I
Ti II	N/A	...	0.19+-0.048	...	-0.41+-0.048	0.32+-0.048	4.54+-0.048	Ti II
Fe I	N/A	-0.72+-0.051	...	...	-0.73+-0.051	...	6.77+-0.051	Fe I
Fe II	N/A	-0.79+-0.066	...	...	-0.80+-0.066	...	6.70+-0.066	Fe II




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
	N/A	EMMIESO	60000	150	N/A	6.3

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R.Smiljanic et al.,AAP, 499, 103, 2009(ADS)

Beryllium abundances and star formation in the halo and in the thick disk




Stellar Parameters

Teff : 5700

log g : 4.09

vturb : 0.95

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
Li	N/A	...	...	1.28	-1.98	-1.28	1.28	Li
Be	N/A	...	...	0.96	-0.42	0.28	0.96	Be
Fe	N/A	-0.7	...	...	-0.70	...	6.80	Fe




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

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H.L.Yan et al.,AAP, 585, 102, 2016(ADS)

Non-LTE analysis of copper abundances for the two distinct halo populations in the solar neighborhood




Stellar Parameters

Teff : 5773

log g : 4.22

vturb : 1.3

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
Fe	N/A	-0.67	...	...	-0.67	...	6.83	Fe
Cu	N/A	...	-0.10+-0.00	...	-0.75+-0.00	-0.08+-0.00	3.44+-0.00	Cu




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
	N/A	VLT	55000	250-500	N/A	N/A

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B.E.Reddy et al.,MNRAS, 367, 1329, 2006(ADS)

Elemental abundance survey of the Galactic thick disc




Stellar Parameters

Teff : 5669

log g : 4.19

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
C	N/A	...	0.36	...	-0.26	0.49	8.17	C
O	N/A	...	0.64	...	-0.02	0.73	8.67	O
Na	N/A	...	0.08	...	-0.59	0.16	5.65	Na
Mg	N/A	...	0.37	...	-0.39	0.36	7.21	Mg
Al	N/A	...	0.21	...	-0.66	0.09	5.79	Al
Si	N/A	...	0.23	...	-0.36	0.39	7.15	Si
Ca	N/A	...	0.16	...	-0.55	0.20	5.79	Ca
Sc	N/A	...	0.18	...	-0.43	0.32	2.72	Sc
Ti	N/A	...	0.19	...	-0.56	0.19	4.39	Ti
V	N/A	...	0.03	...	-0.60	0.15	3.33	V
Cr	N/A	...	-0.06	...	-0.72	0.03	4.92	Cr
Mn	N/A	...	-0.3	...	-1.06	-0.31	4.37	Mn
Fe I	N/A	-0.7	...	...	-0.75	...	6.75	Fe I
Co	N/A	...	0.06	...	-0.70	0.05	4.29	Co
Ni	N/A	...	-0.01	...	-0.70	0.05	5.52	Ni
Cu	N/A	...	-0.05	...	-0.75	0.00	3.44	Cu
Zn	N/A	...	0.14	...	-0.65	0.10	3.91	Zn
Y	N/A	...	-0.07	...	-0.86	-0.11	1.35	Y
Ba	N/A	...	-0.15	...	-0.83	-0.08	1.35	Ba
Ce	N/A	...	-0.1	...	-0.80	-0.05	0.78	Ce
Nd	N/A	...	0.18	...	-0.44	0.31	0.98	Nd
Eu	N/A	...	0.29	...	-0.32	0.43	0.20	Eu




Binary Parameters

Vrad

7

Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2004-06	N/A	MCDONALD	60000	100-200	N/A	7

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P.E.Nissen et al.,AAP, 511, L10, 2010(ADS)

Two distinct halo populations in the solar neighborhood. Evidence from stellar abundance ratios and kinematics




Stellar Parameters

Teff : 5773

log g : 4.22

vturb : 1.3

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
Na	N/A	...	0.13	...	-0.45	0.22	5.79	Na
Mg	N/A	...	0.35	...	-0.34	0.33	7.26	Mg
Si	N/A	...	0.3	...	-0.33	0.34	7.18	Si
Ca	N/A	...	0.27	...	-0.38	0.29	5.96	Ca
Ti	N/A	...	0.25	...	-0.35	0.32	4.60	Ti
Cr	N/A	...	0.02	...	-0.62	0.05	5.02	Cr
Fe	N/A	-0.67	...	...	-0.67	...	6.83	Fe
Ni	N/A	...	0.03	...	-0.61	0.06	5.61	Ni




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2005-10-13-0639	N/A	VLT	55000	400	N/A	6.3

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P. E. Nissen et al.,AAP, 530, A15, 2011(ADS)

Two distinct halo populations in the solar neighborhood II. Evidence from stellar abundances of Mn, Cu, Zn, Y, and Ba




Stellar Parameters

Teff : 5773

log g : 4.22

Chemical Abundances

		Original Data			Converted Data Asplund et al. (2009)
Element	Nline	[X/H]	[X/Fe]	log-e	[X/H]	[X/Fe]	log-e	Element
Mn	N/A	...	-0.19	...	-0.90	-0.23	4.53	Mn
Fe	N/A	-0.67	...	...	-0.67	...	6.83	Fe
Cu	N/A	...	-0.07	...	-0.72	-0.05	3.47	Cu
Zn	N/A	...	0.14	...	-0.49	0.18	4.07	Zn
Y	N/A	...	-0.11	...	-0.75	-0.08	1.46	Y
Ba	N/A	...	-0.23	...	-0.95	-0.28	1.23	Ba




Position

Right Ascension : 02 51 58.36

Declination : +11 22 11.9

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2005-10-13-0639	N/A	VLT	55000	400	N/A	6.3