BS16472-081

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 : 4835 log g : 1.82

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...0.77...-0.810.756.79Mg I
Ca IN/A...0.54...-1.000.565.34Ca I
Ti IIN/A...0.40...-1.090.473.86Ti II
Cr IN/A...-0.22...-1.75-0.193.89Cr I
Fe IN/A-1.56......-1.56...5.94Fe I
Ba IIN/A...-0.06...-1.67-0.110.51Ba II

Binary Parameters

Vrad -58

Position

Right Ascension : 15 09 47.74 Declination : -01 19 35.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-04-23 N/A KECKII 7000 150 900 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 4835 log g : 1.82

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...-0.15+-0.26...-1.58+-0.26-0.19+-0.266.85+-0.26C
FeN/A-1.56......-1.39...6.11Fe
SrN/A...0.16...-1.370.021.50Sr
BaN/A...-0.06...-1.67-0.280.51Ba

Position

Right Ascension : 15 09 47.74 Declination : -01 19 35.3 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