CS31070-058

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 : 4864 log g : 1.89

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...0.43...-1.880.415.72Mg I
Ca IN/A...0.34...-1.930.364.41Ca I
Ti IIN/A...0.21...-2.010.282.94Ti II
Cr IN/A...-0.13...-2.39-0.103.25Cr I
Fe IN/A-2.29......-2.29...5.21Fe I
Ba IIN/A...-0.21...-2.55-0.26-0.37Ba II

Binary Parameters

Vrad -163

Position

Right Ascension : 00 14 33.93 Declination : +05 51 44.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-08-28 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 : 4864 log g : 1.89

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+-0.19...-2.01+-0.190.11+-0.196.42+-0.19C
FeN/A-2.29......-2.12...5.38Fe
SrN/A...0.14...-2.120.000.75Sr
BaN/A...-0.21...-2.55-0.43-0.37Ba

Position

Right Ascension : 00 14 33.93 Declination : +05 51 44.7 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