CS30306-082

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 : 5598 log g : 3.50

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...0.45...-2.170.435.43Mg I
Ca IN/A...0.07...-2.510.093.83Ca I
Ti IIN/A...0.47...-2.060.542.89Ti II
Fe IN/A-2.60......-2.60...4.90Fe I
Ba IIN/A...-0.41...-3.06-0.46-0.88Ba II

Binary Parameters

Vrad -36

Position

Right Ascension : 15 21 25.33 Declination : +05 57 32.3 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 : 5598 log g : 3.50

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...0.25+-0.26...-2.22+-0.260.21+-0.266.21+-0.26C
FeN/A-2.60......-2.43...5.07Fe
SrN/A...-0.25...-2.82-0.390.05Sr
BaN/A...-0.41...-3.06-0.63-0.88Ba

Position

Right Ascension : 15 21 25.33 Declination : +05 57 32.3 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