SAGA_Dra_000164
Original Names

• Dra640120 in E.N.Kirby+,ApJS, 191, 352, 2010
• Draco-640120 in E.N.Kirby+,ApJ, 801, 125, 2015
• 2MASSJ17200577+5756234 in T.Tsujimoto+,ApJ, 850, L12, 2017
• 640120 in G.E.Duggan+,ApJ, 869, 50, 2018


taken from 4 paper(s):


/E.N.Kirby et al.(2010)/ /E.N.Kirby et al.(2015)/ /T.Tsujimoto et al.(2017)/ /G.E.Duggan et al.(2018)/



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E.N.Kirby et al.,ApJS, 191, 352, 2010(ADS)

Multi-element Abundance Measurements from Medium-resolution Spectra. II. Catalog of Stars in Milky Way Dwarf Satellite Galaxies




Stellar Parameters

Teff : 4452+-18

log g : 0.56+-0.07

vturb : 2.01

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
Mg	N/A	...	+0.32+-0.26	...	-1.87+-0.26	0.13+-0.26	5.73+-0.26	Mg
Si	N/A	...	+0.48+-0.13	...	-1.65+-0.13	0.35+-0.13	5.86+-0.13	Si
Ca	N/A	...	+0.17+-0.12	...	-1.98+-0.12	0.02+-0.12	4.36+-0.12	Ca
Ti	N/A	...	+0.18+-0.08	...	-1.95+-0.08	0.05+-0.08	3.00+-0.08	Ti
Fe	N/A	-2.17+-0.11	...	...	-2.00+-0.11	...	5.50+-0.11	Fe




Position

Right Ascension : 17 20 05.78

Declination : +57 56 23.4

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	N/A	KECKIIDEIMOS	6500	N/A	N/A	N/A

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E.N.Kirby et al.,ApJ, 801, 125, 2015(ADS)

CARBON IN RED GIANTS IN GLOBULAR CLUSTERS AND DWARF SPHEROIDAL GALAXIES




Stellar Parameters

Teff : 4400

log g : 0.50

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	...	-0.69+-0.10	...	-2.83+-0.10	-0.56+-0.10	5.60+-0.10	C
Fe	N/A	-2.27+-0.11	...	...	-2.27+-0.11	...	5.23+-0.11	Fe




Position

Right Ascension : 17 20 05.78

Declination : +57 56 23.4

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	N/A	KECKIIDEIMOS	2100	215	N/A	N/A

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T.Tsujimoto et al.,ApJ, 850, L12, 2017(ADS)

Enrichment in r-process Elements from Multiple Distinct Events in the Early Draco Dwarf Spheroidal Galaxy




Stellar Parameters

Teff : 4510+-100

log g : 1.09+-0.4

vturb : 1.89+-0.2

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	-2.01+-0.18	...	...	...	...	Fe
Y	N/A	-1.90+-0.14	...	...	...	...	Y
Ba	N/A	-1.98+-0.26	...	...	...	...	Ba
Eu	N/A	-1.59+-0.30	...	...	...	...	Eu




Binary Parameters

Vrad

-290.7

Position

Right Ascension : 17 20 05.78

Declination : +57 56 23.4

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2016-05-29	N/A	SUBARUHDS	45000	32	3600	-290.7

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G.E.Duggan et al.,ApJ, 869, 50, 2018(ADS)

Neutron Star Mergers are the Dominant Source of the r-process in the Early Evolution of Dwarf Galaxies




Stellar Parameters

Teff : 4419+-27

log g : 0.50

vturb : 2.02

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	-2.21+-0.10	...	...	-2.19+-0.10	...	5.31+-0.10	Fe
Ba	N/A	...	-0.09+-0.13	...	-2.35+-0.13	-0.16+-0.13	-0.17+-0.13	Ba




Position

Right Ascension : 17 20 05.78

Declination : +57 56 23.4

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2011-07-30	N/A	KECKIIDEIMOS	2250	N/A	6000	N/A
2011-08-05	N/A	KECKIIDEIMOS	2250	N/A	6000	N/A
2011-08-07	N/A	KECKIIDEIMOS	2250	N/A	4800	N/A