CS30331-018

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 : 5379 log g : 3.24

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...0.48...-1.310.466.29Mg I
Ca IN/A...0.30...-1.450.324.89Ca I
Ti IIN/A...0.44...-1.260.513.69Ti II
Cr IN/A...-0.22...-1.96-0.193.68Cr I
Fe IN/A-1.77......-1.77...5.73Fe I
Ba IIN/A...0.02...-1.80-0.030.38Ba II

Binary Parameters

Vrad -16

Position

Right Ascension : 21 21 02.63 Declination : -23 10 55.1 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 : 5379 log g : 3.24

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...0.00+-0.26...-1.64+-0.26-0.04+-0.266.79+-0.26C
FeN/A-1.77......-1.60...5.90Fe
SrN/A...0.32...-1.420.181.45Sr
BaN/A...0.02...-1.80-0.200.38Ba

Position

Right Ascension : 21 21 02.63 Declination : -23 10 55.1 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