HE0109-4510

HE0109-4510

taken from 1 paper(s):

/T.Hansen et al.(2015)/

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

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

Stellar Parameters

T_eff : 5600+-100

log g : 3.3+-0.3

v_turb : 1.1+-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	...	...	+1.46+-0.18	-1.80+-0.18	1.16+-0.18	+1.46+-0.18	Li
C	N/A	...	+0.43+-0.26	...	-2.53+-0.26	0.43+-0.26	5.90+-0.26	C
N	N/A	...	+0.57+-0.25	...	-2.39+-0.25	0.57+-0.25	5.44+-0.25	N
O	N/A	...	<+2.30	...	<-0.66	<2.30	<8.03	O
Na	N/A	...	-0.10+-0.19	...	-3.06+-0.19	-0.10+-0.19	3.18+-0.19	Na
Mg	N/A	...	+0.29+-0.19	...	-2.67+-0.19	0.29+-0.19	4.93+-0.19	Mg
Al	N/A	...	-0.91+-0.20	...	-3.87+-0.20	-0.91+-0.20	2.58+-0.20	Al
Si	N/A	...	+0.74+-0.20	...	-2.22+-0.20	0.74+-0.20	5.29+-0.20	Si
Ca	N/A	...	+0.26+-0.18	...	-2.70+-0.18	0.26+-0.18	3.64+-0.18	Ca
Sc	N/A	...	+0.07+-0.22	...	-2.89+-0.22	0.07+-0.22	0.26+-0.22	Sc
Ti	N/A	...	+0.22+-0.23	...	-2.74+-0.23	0.22+-0.23	2.21+-0.23	Ti
V	N/A	...	<+0.80	...	<-2.16	<0.80	<1.77	V
Cr	N/A	...	-0.47+-0.18	...	-3.43+-0.18	-0.47+-0.18	2.21+-0.18	Cr
Mn	N/A	...	-1.02+-0.20	...	-3.98+-0.20	-1.02+-0.20	1.45+-0.20	Mn
Fe	N/A	-2.96+-0.20	...	...	-2.96+-0.20	...	4.54+-0.20	Fe
Co	N/A	...	+0.47+-0.21	...	-2.49+-0.21	0.47+-0.21	2.50+-0.21	Co
Ni	N/A	...	+0.68+-0.21	...	-2.28+-0.21	0.68+-0.21	3.94+-0.21	Ni
Zn	N/A	...	<+0.80	...	<-2.16	<0.80	<2.40	Zn
Sr	N/A	...	+1.00+-0.21	...	-1.96+-0.21	1.00+-0.21	0.91+-0.21	Sr
Ba	N/A	...	<-1.30	...	<-4.26	<-1.30	<-2.08	Ba
Eu	N/A	...	<+1.10	...	<-1.86	<1.10	<-1.34	Eu

Binary Parameters

Vrad	138.8+-0.1

Position

Right Ascension : 01 12 08.10

Declination : -44 54 16.0

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2005-11-18	N/A	VLT	45000	5-33	3600	138.8+-0.1