CS22883-020

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 : 6099 log g : 3.74 vturb : -2.00

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...0.32...-1.720.305.88Mg I
Ca IN/A...0.37...-1.630.394.71Ca I
Ti IIN/A...0.34...-1.610.413.34Ti II
Fe IN/A-2.02......-2.02...5.48Fe I
Ba IIN/A...-0.75...-2.82-0.80-0.64Ba II

Binary Parameters

Vrad -182

Position

Right Ascension : 14 16 44.24 Declination : +09 09 33.7 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 1000 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 6099 log g : 3.74

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...<0.40...<-1.49<0.36<6.94C
FeN/A-2.02......-1.85...5.65Fe
SrN/A...-0.38...-2.37-0.520.50Sr
BaN/A...-0.75...-2.82-0.97-0.64Ba

Position

Right Ascension : 14 16 44.24 Declination : +09 09 33.7 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