SAGA_Dra_000021
Original Names

• Dra554920 in E.N.Kirby+,ApJS, 191, 352, 2010
• Draco-554920 in E.N.Kirby+,ApJ, 801, 125, 2015
• Irwin22509 in T.Tsujimoto+,ApJ, 850, L12, 2017
• 554920 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 : 4287+-14

log g : 0.50+-0.08

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
Mg	N/A	...	+0.15+-0.24	...	-1.91+-0.24	-0.04+-0.24	5.69+-0.24	Mg
Si	N/A	...	+0.03+-0.15	...	-1.97+-0.15	-0.10+-0.15	5.54+-0.15	Si
Ca	N/A	...	+0.19+-0.14	...	-1.83+-0.14	0.04+-0.14	4.51+-0.14	Ca
Ti	N/A	...	+0.00+-0.09	...	-2.00+-0.09	-0.13+-0.09	2.95+-0.09	Ti
Fe	N/A	-2.04+-0.11	...	...	-1.87+-0.11	...	5.63+-0.11	Fe




Position

Right Ascension : 17 19 47.67

Declination : +57 48 36.6

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 : 4242

log g : 0.42

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	...	-1.15+-0.10	...	-3.17+-0.10	-1.02+-0.10	5.26+-0.10	C
Fe	N/A	-2.15+-0.11	...	...	-2.15+-0.11	...	5.35+-0.11	Fe




Position

Right Ascension : 17 19 47.67

Declination : +57 48 36.6

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	191	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 : 4232+-100

log g : 0.55+-0.4

vturb : 1.85+-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	-2.04+-0.18	...	...	...	...	Fe
Y	N/A	-2.38+-0.11	...	...	...	...	Y
Ba	N/A	-1.91+-0.24	...	...	...	...	Ba
Eu	N/A	-1.42+-0.26	...	...	...	...	Eu




Binary Parameters

Vrad

-280.6

Position

Right Ascension : 17 19 47.67

Declination : +57 48 36.6

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	48	5400	-280.6

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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 : 4243+-31

log g : 0.42

vturb : 2.04

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	-2.11+-0.10	...	...	-2.09+-0.10	...	5.41+-0.10	Fe
Ba	N/A	...	0.11+-0.13	...	-2.05+-0.13	0.04+-0.13	0.13+-0.13	Ba




Position

Right Ascension : 17 19 47.67

Declination : +57 48 36.6

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