BS17446-025

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 : 5960 log g : 3.68

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...0.50...-1.900.485.70Mg I
Ti IIN/A...0.40...-1.910.473.04Ti II
Fe IN/A-2.38......-2.38...5.12Fe I
Ba IIN/A...-0.82...-3.25-0.87-1.07Ba II

Binary Parameters

Vrad -162

Position

Right Ascension : 15 19 38.15 Declination : +44 23 51.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-07-07 N/A KECKII 7000 150 750 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 5960 log g : 3.68

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...<0.50...<-1.75<0.46<6.68C
FeN/A-2.38......-2.21...5.29Fe
SrN/A...-0.52...-2.87-0.660.00Sr
BaN/A...-0.82...-3.25-1.04-1.07Ba

Position

Right Ascension : 15 19 38.15 Declination : +44 23 51.2 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