HE0134-1519

HE0134-1519

taken from 2 paper(s):

/T.Hansen et al.(2014)/ /T.Hansen et al.(2015)/

T.Hansen et al.,ApJ, 787, 162, 2014(ADS)

Exploring the Origin of Lithium, Carbon, Strontium, and Barium with Four New Ultra Metal-poor Stars

Stellar Parameters

T_eff : 5500+-100

log g : 3.2+-0.3

v_turb : 1.5+-0.3

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
Li	N/A	...	...	1.27+-0.19	-1.99+-0.19	1.99+-0.19	1.27+-0.19	Li
C	N/A	...	+1.00+-0.26	...	-2.98+-0.26	1.00+-0.26	5.45+-0.26	C
N	N/A	...	<+1.00	...	<-2.98	<1.00	<4.85	N
Na	N/A	...	-0.24+-0.15	...	-4.22+-0.15	-0.24+-0.15	2.02+-0.15	Na
Mg	N/A	...	+0.25+-0.14	...	-3.73+-0.14	0.25+-0.14	3.87+-0.14	Mg
Al	N/A	...	-0.38+-0.20	...	-4.36+-0.20	-0.38+-0.20	2.09+-0.20	Al
Si	N/A	...	+0.05+-0.16	...	-3.93+-0.16	0.05+-0.16	3.58+-0.16	Si
Ca	N/A	...	+0.10+-0.13	...	-3.88+-0.13	0.10+-0.13	2.46+-0.13	Ca
Sc	N/A	...	-0.10+-0.18	...	-4.08+-0.18	-0.10+-0.18	-0.93+-0.18	Sc
Ti	N/A	...	+0.11+-0.21	...	-3.87+-0.21	0.11+-0.21	1.08+-0.21	Ti
Cr	N/A	...	-0.22+-0.18	...	-4.20+-0.18	-0.22+-0.18	1.44+-0.18	Cr
Mn	N/A	...	-1.19+-0.19	...	-5.17+-0.19	-1.19+-0.19	0.26+-0.19	Mn
Fe	N/A	-3.98+-0.30	...	...	-3.98+-0.30	...	3.52+-0.30	Fe
Co	N/A	...	+0.25+-0.18	...	-3.73+-0.18	0.25+-0.18	1.26+-0.18	Co
Ni	N/A	...	+0.19+-0.19	...	-3.79+-0.19	0.19+-0.19	2.43+-0.19	Ni
Sr	N/A	...	-0.30+-0.19	...	-4.28+-0.19	-0.30+-0.19	-1.41+-0.19	Sr
Ba	N/A	...	<-0.50	...	<-4.48	<-0.50	<-2.30	Ba

Binary Parameters

Vrad

244

Position

Right Ascension : 01 37 05.37

Declination : -15 04 22.8

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2005-11-17	N/A	VLT	45000	10-55	N/A	244
2005-11-20	N/A	VLT	45000	10-55	N/A	244
2006-04-17	N/A	VLT	45000	10-55	N/A	244

T.Hansen et al.,ApJ, 807, 173, 2015(ADS)

An Elemental Assay of Very, Extremely, and Ultra-metal-poor Stars

Stellar Parameters

T_eff : 5500+-100

log g : 3.2+-0.3

v_turb : 1.5+-0.3

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
Li	N/A	...	...	+1.27+-0.19	-1.99+-0.19	1.99+-0.19	+1.27+-0.19	Li
C	N/A	...	+1.00+-0.26	...	-2.98+-0.26	1.00+-0.26	5.45+-0.26	C
N	N/A	...	<+1.00	...	<-2.98	<1.00	<4.85	N
O	N/A	...	<+2.90	...	<-1.08	<2.90	<7.61	O
Na	N/A	...	-0.24+-0.15	...	-4.22+-0.15	-0.24+-0.15	2.02+-0.15	Na
Mg	N/A	...	+0.25+-0.14	...	-3.73+-0.14	0.25+-0.14	3.87+-0.14	Mg
Al	N/A	...	-0.38+-0.20	...	-4.36+-0.20	-0.38+-0.20	2.09+-0.20	Al
Ca	N/A	...	+0.10+-0.13	...	-3.88+-0.13	0.10+-0.13	2.46+-0.13	Ca
Ti	N/A	...	+0.11+-0.21	...	-3.87+-0.21	0.11+-0.21	1.08+-0.21	Ti
V	N/A	...	<+1.20	...	<-2.78	<1.20	<1.15	V
Cr	N/A	...	-0.22+-0.18	...	-4.20+-0.18	-0.22+-0.18	1.44+-0.18	Cr
Mn	N/A	...	-0.65+-0.19	...	-4.63+-0.19	-0.65+-0.19	0.80+-0.19	Mn
Fe	N/A	-3.98+-0.20	...	...	-3.98+-0.20	...	3.52+-0.20	Fe
Co	N/A	...	+0.20+-0.18	...	-3.78+-0.18	0.20+-0.18	1.21+-0.18	Co
Ni	N/A	...	+0.19+-0.19	...	-3.79+-0.19	0.19+-0.19	2.43+-0.19	Ni
Zn	N/A	...	<+1.20	...	<-2.78	<1.20	<1.78	Zn
Sr	N/A	...	-0.30+-0.19	...	-4.28+-0.19	-0.30+-0.19	-1.41+-0.19	Sr
Ba	N/A	...	<-0.50	...	<-4.48	<-0.50	<-2.30	Ba
Eu	N/A	...	<+1.50	...	<-2.48	<1.50	<-1.96	Eu

Isotopic Ratio

¹²C/¹³C

>4

Binary Parameters

Vrad	244.0+-1.0

Position

Right Ascension : 01 37 05.37

Declination : -15 04 22.8

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2005-11-17	N/A	VLT	45000	14-75	3600	244.0+-1.0
2005-11-20	N/A	VLT	45000	N/A	10800	N/A