BS17576-071

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 : 6200 log g : 3.79

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...0.33...-1.410.316.19Mg I
Ca IN/A...0.39...-1.310.415.03Ca I
Ti IIN/A...0.45...-1.200.523.75Ti II
Fe IN/A-1.72......-1.72...5.78Fe I
Ba IIN/A...-0.12...-1.89-0.170.29Ba II

Binary Parameters

Vrad 105

Position

Right Ascension : 09 46 47.33 Declination : -07 05 34.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-01-21 N/A KECKII 7000 150 400 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 6200 log g : 3.79

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...-1.44+-0.260.11+-0.266.99+-0.26C
FeN/A-1.72......-1.55...5.95Fe
SrN/A...0.17...-1.520.031.35Sr
BaN/A...-0.12...-1.89-0.340.29Ba

Position

Right Ascension : 09 46 47.33 Declination : -07 05 34.3 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