SDSS J1204+1201

SDSSJ1204+1201

taken from 1 paper(s):

/V.M.Placco et al.(2015)/

V.M.Placco et al.,ApJ, 809, 136, 2015(ADS)

Metal-poor Stars Observed with the Magellan Telescope. III. New Extremely and Ultra Metal-poor Stars from SDSS/SEGUE and Insights on the Formation of Ultra Metal-poor Stars

Stellar Parameters

T_eff : 5467+-100

log g : 3.20+-0.20

v_turb : 1.50+-0.20

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	1	...	...	1.70	-1.56	2.78	1.70	Li
C	1	...	<+1.45	<5.54	<-2.89	<1.45	<5.54	C
Na I	2	...	+0.44	2.34	-3.90	0.44	2.34	Na I
Mg I	3	...	+0.40	3.66	-3.94	0.40	3.66	Mg I
Si I	1	...	+0.71	3.88	-3.63	0.71	3.88	Si I
Ca I	1	...	+0.42	2.42	-3.92	0.42	2.42	Ca I
Ca II	1	...	+0.35	2.35	-3.99	0.35	2.35	Ca II
Sc II	1	...	+0.41	-0.78	-3.93	0.41	-0.78	Sc II
Ti II	1	...	+0.87	1.48	-3.47	0.87	1.48	Ti II
Cr I	1	...	+0.59	1.89	-3.75	0.59	1.89	Cr I
Fe I	21	-4.34	...	3.16	-4.34	...	3.16	Fe I
Ni I	1	...	+0.73	2.61	-3.61	0.73	2.61	Ni I
Sr II	1	...	<-0.08	<-1.55	<-4.42	<-0.08	<-1.55	Sr II
Ba II	1	...	<+0.62	<-1.54	<-3.72	<0.62	<-1.54	Ba II

Binary Parameters

Vrad

83.00

Position

Right Ascension : 12 04 41.40

Declination : +12 01 11.5

Galactic Longitude (l) : N/A

Galactic Latitude (b) : N/A

Observing Log

Date of Observation	JD	Facility	Resolution	S/N	Exposure Time	Vrad
2013-05-31-00:09:39	N/A	MIKELCO	35000	85	5400	83.00