BS16547-005

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 : 4917 log g : 2.01

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...0.72...-1.090.706.51Mg I
Ca IN/A...0.47...-1.300.495.04Ca I
Ti IIN/A...0.16...-1.560.233.39Ti II
Cr IN/A...-0.26...-2.02-0.233.62Cr I
Fe IN/A-1.79......-1.79...5.71Fe I
Ba IIN/A...-0.15...-1.99-0.200.19Ba II

Binary Parameters

Vrad -122

Position

Right Ascension : 15 12 18.78 Declination : -02 29 59.1 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 150 600 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 4917 log g : 2.01

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...-0.10+-0.19...-1.76+-0.19-0.14+-0.196.67+-0.19C
FeN/A-1.79......-1.62...5.88Fe
SrN/A...0.04...-1.72-0.101.15Sr
BaN/A...-0.15...-1.99-0.370.19Ba

Position

Right Ascension : 15 12 18.78 Declination : -02 29 59.1 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