SAGA_Dra_000230
Original Names

• Dra677822 in E.N.Kirby+,ApJS, 191, 352, 2010
• Draco-677822 in E.N.Kirby+,ApJ, 801, 125, 2015
• Irwin18525 in T.Tsujimoto+,ApJ, 850, L12, 2017
• 677822 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 : 4246+-24

log g : 0.43+-0.08

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
Mg	N/A	...	+0.40+-0.32	...	-1.99+-0.32	0.21+-0.32	5.61+-0.32	Mg
Si	N/A	...	+0.25+-0.18	...	-2.08+-0.18	0.12+-0.18	5.43+-0.18	Si
Ca	N/A	...	-0.21+-0.34	...	-2.56+-0.34	-0.36+-0.34	3.78+-0.34	Ca
Ti	N/A	...	-0.13+-0.10	...	-2.46+-0.10	-0.26+-0.10	2.49+-0.10	Ti
Fe	N/A	-2.37+-0.11	...	...	-2.20+-0.11	...	5.30+-0.11	Fe




Position

Right Ascension : 17 20 37.39

Declination : +57 59 12.6

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 : 4150

log g : 0.32

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	...	-1.11+-0.10	...	-3.46+-0.10	-0.98+-0.10	4.97+-0.10	C
Fe	N/A	-2.48+-0.11	...	...	-2.48+-0.11	...	5.02+-0.11	Fe




Position

Right Ascension : 17 20 37.39

Declination : +57 59 12.6

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	158	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 : 4238+-100

log g : 0.40+-0.4

vturb : 1.98+-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	-2.34+-0.18	...	...	...	...	Fe
Y	N/A	<-3.12	...	...	...	...	Y
Ba	N/A	-2.75+-0.25	...	...	...	...	Ba
Eu	N/A	<-1.78	...	...	...	...	Eu




Binary Parameters

Vrad

-278.6

Position

Right Ascension : 17 20 37.39

Declination : +57 59 12.6

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	36	5400	-278.6

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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 : 4157+-32

log g : 0.32

vturb : 2.07

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	-2.48+-0.10	...	...	-2.46+-0.10	...	5.04+-0.10	Fe
Ba	N/A	...	-0.01+-0.13	...	-2.54+-0.13	-0.08+-0.13	-0.36+-0.13	Ba




Position

Right Ascension : 17 20 37.39

Declination : +57 59 12.6

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