BS16543-092

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 : 4523 log g : 1.14

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...-1.610.755.99Mg I
Ca IN/A...0.40...-1.940.424.40Ca I
Ti IIN/A...0.56...-1.730.633.22Ti II
Cr IN/A...-0.39...-2.72-0.362.92Cr I
Fe IN/A-2.36......-2.36...5.14Fe I
Ba IIN/A...-0.58...-2.99-0.63-0.81Ba II

Binary Parameters

Vrad -102

Position

Right Ascension : 13 25 22.04 Declination : +19 29 40.1 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 150 900 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 4523 log g : 1.14

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...-1.00+-0.26...-3.23+-0.26-1.04+-0.265.20+-0.26C
FeN/A-2.36......-2.19...5.31Fe
SrN/A...-0.39...-2.72-0.530.15Sr
BaN/A...-0.58...-2.99-0.80-0.81Ba

Position

Right Ascension : 13 25 22.04 Declination : +19 29 40.1 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