CS31061-062

taken from 2 paper(s):

/D.K.Lai et al.(2004)/ /D.K.Lai et al.(2007)/

D.K.Lai et al.,AJ, 128, 2402, 2004(ADS)

ABUNDANCES OF EXTREMELY METAL-POOR STAR CANDIDATES


Stellar Parameters

Teff : 5465 log g : 3.38 vturb : -2.75

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 IN/A...0.55...-2.090.535.51Mg I
Ca IN/A...0.50...-2.100.524.24Ca I
Ti IIN/A...0.64...-1.910.713.04Ti II
Fe IN/A-2.62......-2.62...4.88Fe I
Ba IIN/A...-0.22...-2.89-0.27-0.71Ba II

Binary Parameters

Vrad -58

Position

Right Ascension : 02 32 50.21 Declination : +05 45 04.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-08-08 N/A KECKII 7000 150 600 N/A

D.K.Lai et al.,ApJ, 667, 1185, 2007(ADS)

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 5465 log g : 3.38

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
CN/A...<-0.25...<-2.74<-0.29<5.69C
FeN/A-2.62......-2.45...5.05Fe
SrN/A...-0.13...-2.72-0.270.15Sr
BaN/A...-0.22...-2.89-0.44-0.71Ba

Position

Right Ascension : 02 32 50.21 Declination : +05 45 04.5 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 KECKII 7000 N/A N/A N/A